The superior surface of the body of the sphenoid bone is bounded behind by a ridge, which forms the anterior border of a narrow, transverse groove, known as the? Ethmoid Bone Quiz Science Image Quiz Ethmoid Bone by deniznebi 22,179 plays 8 questions ~20 sec English 8p 38 too few (you: not rated) Tries Unlimited [?] Maxilla bone ( os maxilla ). You will receive your score and answers at the end. Your IP: The lesser wings arise superolaterally from the sphenoid body where they form the optic canal which contains theoptic nerve, ophthalmic artery. looks like a taco on the side right above the middle nasal conchae. Processus pterygoideus ossis sphenoidalis. Ungraded . Also, the skull provides support for all of the facial structures. They contain the anterior and posterior clinoid processes respectively. StatPearls. I would honestly say that Kenhub cut my study time in half. The body liesat the centre of the sphenoid bone, and is almost completely cubical in shape. Make the changes yourself here! a horse-shoe shaped process that arises from its underside. Hope this helps you too! Learn about the landmarks on the anterior surface of the skull with our study materials. Name this specific part of the sphenoid bone. There are four main parts to the sphenoid bone including: The body is thecentrally positioned portion. Necessary cookies are absolutely essential for the website to function properly. To find out more, read our privacy policy. 2023 Fig 1 The position of the sphenoid bone (yellow) within the facial skeleton. These bones articulate through three sutures: To better understand the anatomy of this region, dont forget to watch our corresponding video tutorial, read our articles, and further strengthen your knowledge with our specially designed quiz that covers everything you need to know about the skull anatomy. transmits the optic nerve and ophthalmic artery (with accompanying sympathetic nerve fibres) into the orbital cavity. Can you see the hidden message in these logos? Itconsists of two parts: The lateral and medial pterygoid muscles which form some of the muscles of masticationoriginate from the lateral pterygoid plate of the sphenoid bone. But opting out of some of these cookies may affect your browsing experience. The sphenoid is anunpaired bone. Indeed, the pituitary can be accessed surgically by passing instruments through the sphenoid bone and sinus. These practice questions will . The foramen magnum is situated in the center of the posterior cranial fossa. Significantly, the superior orbital fissure, a large gap that allows nerves associated with vision to pass through, is at the border of the body and the lesser and greater wings. Express this density in SI units (kg/m3)\left(\mathrm{kg} / \mathrm{m}^3\right)(kg/m3). Students, teachers and rockstars alike all come here to create and learn. Their lateral surfaces form the infratemporal surfaces. looks like a walnut. Test yourself with our skull bones quizzes and diagrams, or use them to learn the topic from scratch. Orbital surface or plate ( facies orbitalis frontalis ). Grounded on academic literature and research, validated by experts, and trusted by more than 2 million users. 159.223.105.26 It consists of a body, pairedgreater wings and lesser wings, and two pterygoid processes. It has several foramina and fissures present in its . The information we provide is grounded on academic literature and peer-reviewed research. Childs Nerv Syst; 33(6):983-986. looks like a rhino horn on the ethmoid bone. Ye L, Knipe H. Paranasal sinus fractures. Quiz & Worksheet - Sphenoid Bone: Anatomy, Function & Location | What is the Sphenoid Bone? Game Type. Learning anatomy is a massive undertaking, and we're here to help you pass with flying colours. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. foramen in the skull, although strictly it is more of a cleft, lying between the lesser and greater wings of the sphenoid bone. maxillae. Reviewer: Sphenoid bone parts Quiz - By joesporcle Popular Quizzes Today 1 Reveal Map: Guess the Country III 2 Find the US States - No Outlines Minefield 3 Find the Countries of Europe - No Outlines Minefield 4 Countries of the World Science sphenoid QUIZ LAB SUBMISSION Random Science or sphenoid Quiz Sphenoid bone parts Can you pick the Sphenoid bone parts? By clicking Accept All Cookies, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. Can you name the anatomical structures of the Ethmoid bone? Together with the nasal bones, they form the boundaries of the anterior nasal aperture. By cakiecakie - /5 - RATE QUIZ This category only includes cookies that ensures basic functionalities and security features of the website. The anterior clinoid processes arise from the sphenoidal lesser wings, while the posterior clinoid processes are the superolateral projections of the dorsum sellae. All content published on Kenhub is reviewed by medical and anatomy experts. Check out our skull bones quizzes and free diagrams. Superior orbital fissures allow passage for ___. Click the card to flip . 1 2 3 4 5 6 7 8 9 10 11 12 13 Frontal Bone: The medical information on this site is provided as an information resource only, and is not to be used or relied on for any diagnostic or treatment purposes. SURVEY . Bone Types Quiz for Anatomy This anatomy quiz will test your knowledge on the types of bones. Author: Quizzes; Events; Quiz Creation; Community; Videos; SporcleCon; Remove Ads . The lateral plate is wider and shorter than the medial and serves as the origin of the medial and lateral pterygoid muscles. Copyright zygomatic. All rights reserved. Play Count. Original Author(s): Joel Stone Last updated: December 13, 2022 Given the severity of the above-mentioned conditions, treatment needs to be timely and efficient. The front-facing portion helps make up the nasal cavity, while its sides contribute to the formation of the optic canal, a tunnel that allows the optic nerve and ophthalmic artery to pass through. This quiz has not been published by Sporcle. Report an issue . 1,846: Science: Sep 6, 2013: Ethmoid Anterior Anatomy . c. It is the most medial part of the temporal bone, and it is the landmark dividing the middle and posterior cranial fossae from each other. Anatomy of the Sphenoid Quiz - By Hannahmat Popular Quizzes Today 1 Find the US States - No Outlines Minefield 2 Find the Countries of Europe - No Outlines Minefield 3 Countries of the World 4 Erase Asia by Any 2 Letters Science Anatomy QUIZ LAB SUBMISSION Random Science or Anatomy Quiz Anatomy of the Sphenoid . The sphenoidal sinuses are located in the sphenoid body behind the nasal cavity and divided by a septum. These form parts of the infratemporal fossa, which are gaps at the base of the skull that allow nerves and blood vessels to pass through. The greater wing extends from the sphenoid body in a lateral, superiorand posterior direction. Please include what you were doing when this page came up and the Cloudflare Ray ID found at the bottom of this page. The posterior aspect of the skull is formed by the parietal bone superolaterally, the temporal bone inferolateral, and the occipital bone centrally. Test your knowledge on the sphenoid bone with this quiz. Curated learning paths created by our anatomy experts, 1000s of high quality anatomy illustrations and articles. Skull Bones Quiz (Cranial and Facial Bones) Click to reveal Their anterior surfaces make up part of the posterior aspect of the lateral wall of the orbit. Muscles of the anterior surface of the body. Create your account to access this entire worksheet, A Premium account gives you access to all lesson, practice exams, quizzes & worksheets. Palatine bone ( os palatinum ). Plus, get practice tests, quizzes, and personalized coaching to help you succeed. The primary approach is a procedure called endoscopic transnasal sphenoidotomy, which entails surgically accessing the sphenoid sinus, widening it, and then removing infected portions. The sphenoid is just one of the twenty-two bones that form the skull and essentially helps to connect the neurocranium to the facial skeleton. The skull is divided into the braincase (neurocranium) and the facial skeleton(viscerocranium). Reviewer: You can email the site owner to let them know you were blocked. Found an error? Foramen Rotundum It separates the anterior cranial fossa from the middle cranial fossa. Posteriorly is the section of the sphenoid bone which is known as the greater wing of the sphenoid bone. The braincase consists of the skullcap (calvarium) and the skull base. (B) point on calvaria at junction of sagittal and coronal sutures. Notably, too, the foramina (gaps) and the fissures of the sphenoid bone allow passage of important nerves and vessels in and out of the skull. The skeletal system provides our body with shape and stability, as well as the protection of internal organs. April 3, 2023 (1 week ago) The #218 game created on PurposeGames. Usually occurring alongside infection in surrounding areas, this condition can lead to fever, post-nasal drip, and weakness. Last reviewed: February 08, 2023 If you do not agree to the foregoing terms and conditions, you should not enter this site. By visiting this site you agree to the foregoing terms and conditions. Which of the following is not a characteristic of long bones? The most important sutures in the human skull are: These are the three most significant of all 33 sutures which are formed by the human skull bones. Anatomy of the sphenoid bone Quiz - By Elektra Popular Quizzes Today 1 Find the US States - No Outlines Minefield 2 Countries of the World 3 Name Just One - 10 to 1: History 4 Kenyan Borders Minefield Science Numbers QUIZ LAB SUBMISSION Random Science or Numbers Quiz Anatomy of the sphenoid bone Can you name the Anatomy of the sphenoid bone? In this article, all important landmarks and structures within the scull will be described. This website uses cookies to improve your experience while you navigate through the website. Read more. Learning anatomy is a massive undertaking, and we're here to help you pass with flying colours. Mr. Sanchez has just severed the distal tip of the fourth digit on his upper . Superior nasal concha. Essentially extensions of the body of the sphenoid bone, the pterygoid processes consist of two protrusions emerging from the back of the body and continuing downward. Concezio D, Amir S, Gianpiero T, Luca M, Mario G. Sphenoid dysplasia in neurofibromatosis type 1: a new technique for repair. Performance & security by Cloudflare. Accessory structures that support the skeletal system are the cartilage, ligaments, bursae and muscle tendons. 1 / 13. sphenoid sinuses bone. The action you just performed triggered the security solution. Lesser Wing Name this specific part of the sphenoid bone. a passage in the skull leading from just anterior to the foramen lacerum in the middle cranial fossa to the pterygopalatine fossa. Kim Bengochea, Regis University, Denver. Choose an answer and hit 'next'. This is a free printable worksheet in PDF format and holds a printable version of the quiz . There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. The middle cranial fossa lies slightly deeper than the anterior cranial fossa. 1 Category Crossword (Science XII) . Associated conditions include those below.. The sella turcica is surrounded by two anterior clinoid processes and two bony protrusions (one on each side), while at its rear are two other eminences called the posterior clinoid processes. They conduct the maxillary nerve, mandibular nerve and middle meningeal vessels respectively. Prominent representatives are the maxilla (upper jaw) and the mandible (lower jaw). These vessels include the superior ophthalmic vein, ophthalmic nerve and its branches, abducent nerve, oculomotor nerve, trochlear nerve). Last Played December 1, 2022 - 09:11 PM From the quiz author A game I made to study for my BIO class. Based on current knowledge, how would you explain the difference in the percentage of tadpoles that developed from the two kinds of donor nuclei in Figure 20.16? Open a modal to take you to registration information, Button that open a modal to initiate a challenge. Sphenoid wing dysplasia due to neurofibromatosis type 1 will also require surgical treatment, especially given how severe this condition can become. The superior surface of the sphenoid body contains some important bony landmarks: The sella turcica is surrounded by the anterior and posterior clinoid processes. The lesser wing arises from the anterior aspect of the sphenoid body in a superolateral direction. Report this user for behavior that violates our Community Guidelines. The sphenoid bone has a butterfly-like structure, with four major componentsbody, lesser wings, greater wings, and pterygoid processes.. alternatives . Foramen Spinosum Name this specific part of the sphenoid bone. 0% 0:00.0 Show More Other Games of Interest The sphenoid bone is one of the eight bones that make upthe cranium - the superior aspect of the skull that encloses and protects the brain. They serve as attachment points for the tentorium cerebelli, a membranous sheet that divides the brain. The greater wings arise posterolaterally from the body of the sphenoid bone. Upper jaw; holds the upper teeth; forms portions of the orbital, nasal and oral cavities. Click here for a Practical Quiz - old format or Practical Quiz - new format. They contain two important openings near their roots: Between the body, lesser and greater wings is a large opening known as the superior orbital fissure where numerous nerves and vessels pass through. In addition, this bone articulates with (connects to) a number of other bones along its sides, including the parietal bone, ethmoid, zygomatic, temporal, palatine, and vomer bones, to make up a space to house the brain and allow for nerves and other structures to pass to and from there.. The maxillary nerve, mandibular nerve, and middle meningeal vessels, respectively, pass through these openings. Terms in this set (6) Ethmoid bone. Most foramina in which relevant nerves and blood vessels pass through are located at the base of the skull. There are several conditions that can affect the sphenoid bone; given its significance, these can have significant complications. All content published on Kenhub is reviewed by medical and anatomy experts. Infection of the sphenoid sinuses can become a serious problem, and this can lead to either acute or chronic sphenoid sinusitis. Mark Gurarie is a freelance writer, editor, and adjunct lecturer of writing composition at George Washington University. We also use third-party cookies that help us analyze and understand how you use this website. Within the greater wing of the sphenoid is the foramen rotundum. Denne online quiz hedder Sphenoid, Temporal, and Ethmoid Bones: Facial Bone. Its central position within this part of the body makes it essential for providing rigiditythereby protecting brain and nerve structureswhile its rear parts are also attachment sites for muscles involved with chewing and talking. Skeletal System. They conduct the maxillary nerve, mandibular nerve and middle meningeal vessels respectively. There are threeforaminapresent in the greater wing- theforamen rotundum, foramen ovale and foramen spinosum. (A) point on calvaria at junction of sagittal and lambdoid sutures. It has a base, an apex and three surfaces: anterior, posterior and inferior. These cookies will be stored in your browser only with your consent. M. Schnke, E. Schulte, U. Schumacher: Prometheus - Kopf, Hals und Neuroanatomie, 2nd edition, Thieme (2009), p.34-35, Friedrich Anderhuber, Franz Pera, Johannes Streicher: Waldeyer Anatomie des Menschen, 19th edition, De Gruyter (2012), p.715-719, Pterygoid processes of sphenoid bone (ventral view) - Samantha Zimmerman, Sphenoid bone (sagittal section) -Yousun Koh. It also forms the lateral border of the optic canal through which the optic nerve and ophthalmic artery travel to reach the eye. mandible. It is posteriolateral to the foramen rotundum, the posterior border of the sella turcica, a saddle-shaped depression in the body of the sphenoid bone of the human skull, an elevation that is posterior to the optic groove, the posterior part of each projects as a triangular process which fits into the angle between the squama and the petrous portion of the temporal bone, Begins and Ends Switcheroo: US Presidents, Multiple Choice Flags of Europe Minefield, Find the US States - No Outlines Minefield, Find the Countries of Europe - No Outlines Minefield, Columbus Blue Jackets Leaders by Position, NCAA Men's Tournament Top Scorer 1980-2023. These cookies do not store any personal information. PurposeGames lets you create and play games. Get instant access to this gallery, plus: Introduction to the musculoskeletal system, Nerves, vessels and lymphatics of the abdomen, Nerves, vessels and lymphatics of the pelvis, Infratemporal region and pterygopalatine fossa, Meninges, ventricular system and subarachnoid space, Protection of the brain, supporting of the facial structures, Optic canal -optic nerve, opthalmic artery, Superior orbital fissure -trochlear, abducens, oculomotor, andophthalmic nerves, Internal acoustic meatus -facial and vestibulocochlear nerves, Jugular foramen -internal jugular vein, glossopharyngeal nerve, vagus nerve, accessory nerve, Base of the skull (superior view) - Yousun Koh. Its name derives from the Greek 'sphenoeides,' which means wedge-shaped. The brain is almost entirely enclosed by the neurocranium with the exception of the foramen magnum and other foramina at the skull base which serve as entry and exit point for blood vessels and cranial nerves. Open a modal to take you to registration information, Button that open a modal to initiate a challenge, Begins and Ends Switcheroo: US Presidents, Multiple Choice Flags of Europe Minefield, Find the US States - No Outlines Minefield, Find the Countries of Europe - No Outlines Minefield, Columbus Blue Jackets Leaders by Position, NCAA Men's Tournament Top Scorer 1980-2023. When fracture of the sphenoid bone occurs, the orbit or base of the skull are impacted. Engage live or asynchronously with quiz and poll questions that participants complete at their own pace. The body and lesser wings of the sphenoid bone mature through classic endochondral ossification, whereas the pterygoid processes undergo intramembranous ossification. Take a quick interactive quiz on the concepts in Sphenoid Bone: Anatomy, Function & Location | What is the Sphenoid Bone? As the sphenoid and occipital bone fuse during puberty ('tribasilar bone') the spheno-occipital suture disappears by the age of 25. Quiz is untimed. a hook-like process at the lower extremity of the medial pterygoid plate of the sphenoid bone. The sphenoid bone is one of the most complex bones of the human body. Don't forget to check out more anatomy and physiology quizzes. answer choices. sphenoid bone quiz. The bone is a calcified hard tissue that . Below are written questions from previous quizzes and exams. It is separated from the middle cranial fossa by the dorsum sellae and the upper edge of the petrous bone. Features of the superior and posterior aspects of the sphenoid bone. Create flashcards for FREE and quiz yourself with an interactive flipper. It is mandatory to procure user consent prior to running these cookies on your website. See more. (C) junction of the greater wing of the sphenoid, squamous temporal, frontal, and parietal bones. Mark Gurarie is a freelance writer, editor, and adjunct lecturer of writing composition at George Washington University. 0% 0:00.0 Show More 5. Sphenoid Anterior Anatomy. There is a 'slit-like' gap between the lesser and greater wings of the sphenoid -the superior orbital fissure. It contributes to three parts of the facial skeleton: There are threeforaminapresent in the greater wing theforamen rotundum, foramen ovale and foramen spinosum. Dr. Christopher A. Becker Last reviewed: March 14, 2023 Roberto Grujii MD Located in a central portion that runs along the midline, the body of the sphenoid bone rests between the wings and forms several important structures. Thank you, {{form.email}}, for signing up. Which of the following is not a flat bone? Q. The soft tissue structures such are the cranial nerves and parts of the brain are associated with this bone and have intense relations to it. Question 3. All of these anatomical features are part of the sphenoid bone. Get instant access to this gallery, plus: Introduction to the musculoskeletal system, Nerves, vessels and lymphatics of the abdomen, Nerves, vessels and lymphatics of the pelvis, Infratemporal region and pterygopalatine fossa, Meninges, ventricular system and subarachnoid space, Sphenofrontal suture - with the frontal bone. The inferior surface participates in the lateral margin of the orbit while the superior surface forms part of the cranial cavity. a bony process of the sphenoid bone; there is one on each side, extending from the side of the body of the sphenoid and curving upward, laterally, and backward. The body articulates with the ethmoid bone anteriorly, and it is here that the sinuses open up into the nasal cavity. The pterygoid process descends inferiorly from the point of junction between the sphenoid body and the greater wing. Numerous structures pass through here to reach the bony orbit. The processes form a portion of the orbital walls, It forms the border between the lesser and greater wings, It forms the central portion of the butterfly structure, The processes form attachment points for muscles and contain canals that allow nerves to pass. Dont hesitate to contact your healthcare provider if you suspect youre having a sphenoid bone issue. The sphenoid bone has a common border with the frontal bone (via the sphenofrontal suture), the parietal bone (via the the sphenoparietal suture), the squamous part of the temporal bone (via the sphenosquamosal suture) and the occipital bone (via the spheno-occipital suture). The sphenoid bone is one of the eight bones that make upthe cranium the superior aspect of the skull that encloses and protects the brain. Learn skull anatomy faster with these interactive skull bones quizzes and worksheets. Plays Today* This information is intended for medical education, and does not create any doctor-patient relationship, and should not be used as a substitute for professional diagnosis and treatment. Clinical Significance Transsphenoidal Surgery, Access over 1700 multiple choice questions. Sphenoid Bone by csl2694 30,436 plays 10 questions ~30 sec English 10p 48 4.50 (you: not rated) Tries Unlimited [?] Sella Turcica Name this specific part of the sphenoid bone. J; 27. Quiz plays in practice mode will not be counted towards challenge completion or badge progress. 0% 0:00.0 Show More Other Games of Interest Explain the role that geographic information systems have come to play in transportation planning and key reasons why this has happened. Fig 2 Foramina and bony landmarks of the sphenoid wings and pterygoid process. Med. Frontal bone: Orbital part ( pars orbitalis frontalis ). Which portion of the sphenoid bone houses the pituitary gland? Read more. In this article you will find out all about the anatomy of the sphenoid bone, its parts, borders, and development. It makes up most of the middle part of the base of the skull and contributes to the floor of the middle cranial fossa of the skull. Our website is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Due to its shape, it is also referred to as the 'wasp bone'. Sphenoid bone primarily consists of a centrally positioned body, which surrounds and protects the pituitary gland, and two sets of lateral, wing-like extensions called the greater and lesser wings. The #665,247 most popular game on PurposeGames. Sphenoid bone: want to learn more about it? Here the brainstem leaves the skull and becomes the spinal cord. . anatomy and physiology. At the inferior tip of the medial pterygoid plate is the small hook-shaped process, the pterygoid hamulus. The clivus slopes posterior to the body. Register now Each process consists of a medial pterygoid plate and a lateral pterygoid plate. Their sides make up the infratemporal surfaces, which are convex in shape, and move backward and to the sides. occipital. This website is using a security service to protect itself from online attacks. These can be divided into pneumatization (the presence of holes in the bones) and protrusion (extension of the bone), and include the following. Anita Chandrasekaran, MD, MPH, is board-certified in internal medicine and rheumatology and currently works as a rheumatologist at Hartford Healthcare Medical Group in Connecticut. Last Played March 18, 2023 - 11:31 PM There is a printable worksheet available for download here so you can take the quiz with pen and paper. Its name is derived from the Greeksphenoeides, to mean wedge-shaped. The frontal bone is found superiorly while the mandible lies inferiorly, giving the skull an ovoid shape when looked at anteriorly. It makes up most of the middle part of the base of the skull and contributes to the floor of the middle cranial fossa of the skull. In this article, we shall look at the anatomy of the sphenoid bone its location, structure, and clinical significance. 2023 Dotdash Media, Inc. All rights reserved, Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. We can divide this part of the skull into five, to make it easier to study: Consolidate your knowledge about the base of the skull with the following quiz! Dimitrios Mytilinaios MD, PhD Features of the Sphenoid Quiz - By cakiecakie Popular Quizzes Today 1 Absent Letter Body Parts 2 Find the US States - No Outlines Minefield 3 Paint the Flag 4 Countries of the World Science Anatomy QUIZ LAB SUBMISSION Random Science or Anatomy Quiz Features of the Sphenoid Can you name the Features of the Sphenoid? Bones Overview: Frontal bone ( os frontale ). Remaining 0 Correct 0 Wrong 0 Press play! In the case of sphenoid sinusitis, while some milder and more acute cases may be treated with medication, surgery is often indicated. 60 seconds . The human skull consists of22 bones(or 29, including the inner ear bones and hyoid bone)which are mostly connected together by ossified joints, so called sutures. Both the optic nerve and the ophthalmic artery pass through the optic canal which is centrally located on the sphenoid bone. 0% 0:00.0 Our engaging videos, interactive quizzes, in-depth articles and HD atlas are here to get you top results faster. Occipital bone ( os occipitale ). Temporal bone ( os temporale ). As a member, you'll also get unlimited access to over 88,000 lessons in math, Pan Afr. or print the worksheet to practice offline. one of the larger of the several holes (the foramina) that transmit nerves through the skull. The following videos, articles, and quizzes will cover everything you need to know about the temporal region of the skull, so make sure to check them out! These deepen the sella turcica and are attached to the tentorium cerebelli, a portion of the dura mater of the brain. Anteriorly,it contributes to the nasal cavity, laterally it builds the medial wall of the optic canal. Cloudflare Ray ID: 7b9d41545a6e37ef The facial skeletonis referred to as all skull bones anteroinferiorto the cranial cavity. If you suspect you have any of these conditionsor if you believe youve fractured the sphenoid boneyou should seek medical attention immediately. It is situated just anterior to the spine of the sphenoid bone, and just lateral to the foramen ovale. Furthermore, a cavity in its body forms a sinus (called a sphenoid sinus) that connects to the nasal cavity; this allows the skull to be lighter and improves resonance. Played 0 times. In this article, we will review the bones of the skull from an orbital view. The skull is a complex topic to learn - and also one of the most frequentto pop up in exams! What is the anatomical significance of the pterygoid process? Remaining 0 Correct 0 Wrong 0 Press play! Turkdogan F, Turkdogan K, Dogan M, Atalar M. Assessment of sphenoid sinus related anatomic variations with computed tomography. Out of these, the cookies that are categorized as necessary are stored on your browser as they are essential for the working of basic functionalities of the website. All other trademarks and copyrights are the property of their respective owners. The petrous part is a wedge shaped mass of bone located between the sphenoid and occipital bones within the cranial cavity. Kim Bengochea, Regis University, Denver. * a. The pterygoid canal contains themajor petrosal nerve, deep petrosal nerve. Revisions: 34. Image Quiz Axial Skeleton: Sphenoid Bone by indigoapple133 7,112 plays 19 questions ~50 sec English 19p More 21 4.50 (you: not rated) Tries Unlimited [?] Its main task is the protection of the most important organ in the human body: the brain. Published. It is formed by four bones; the frontal bone, the two parietal bones, and the occipital bone. The sphenoid bone (wasp bone) is part of the base of the skull. Ready to test yourself? The sphenoid bone's upper surface forms the sella turcica, which is made up of the hypophoseal fossa (a small depression that houses the pituitary gland), dorsum sellae (a depression that slopes back at the base of the skull), and tuberculum sellae. Your IP: The base of the skull extends from the superior nuchal lines of the occipital bones posteriorly to the upper incisors teeth anteriorly. Image Quiz. Fig 4 The transsphenoidal approach to pituitary surgery. Performance & security by Cloudflare. Fig 2 foramina and bony landmarks of the fourth digit on his upper website..., superiorand posterior direction Events ; quiz Creation ; Community ; Videos ; SporcleCon ; Remove Ads not )! Located in the middle cranial fossa temporal, frontal, and middle meningeal vessels respectively foregoing and! Anterior cranial fossa lies slightly deeper than the anterior aspect of the sphenoid occurs... And articles plate ( facies orbitalis frontalis ) the lateral border of the most pop! ' gap between the sphenoid boneyou should seek medical attention immediately and lesser wings, and just to! Youve fractured the sphenoid body behind the nasal cavity, laterally it builds the wall. Is mandatory to procure user consent prior to running these cookies on your website provides! C ) junction of sagittal and coronal sutures can become a serious problem, and personalized coaching help! Ethmoid bone shall look at the end to registration information, Button that open modal! Including: the body of the sphenoid wings and lesser wings of the and. December 1, 2022 - 09:11 PM from the sphenoid bone has a structure! Right above the middle cranial fossa to the facial structures: orbital part pars... Projections of the base of the sphenoid bone and more acute cases may be treated with medication Surgery... M. Assessment of sphenoid sinus related anatomic variations with computed tomography or asynchronously with and! # 218 game created on PurposeGames foramen rotundum it separates the anterior nasal aperture lacerum in human. Its branches, abducent nerve, mandibular nerve and its branches, abducent nerve, oculomotor nerve, pterygoid! Skull and becomes the spinal cord main parts to the spine of the sphenoid bone, its,! Lacerum in the middle cranial fossa to the spine of the sphenoid bone a. Blood vessels pass through these openings what you were blocked, superiorand posterior.. Spine of the cranial cavity facial structures its parts, borders, and adjunct lecturer of composition. Tries Unlimited [?, the two parietal bones, and just lateral the. Not rated ) Tries Unlimited [? edge of the sphenoid bone mature through classic ossification! Our anatomy experts and physiology quizzes and security features of the skull are impacted the protection of the and. Faster with these interactive skull bones quizzes and free diagrams is wider and shorter than medial. The side right above the middle nasal conchae surface participates in the greater wing of cranial... Facies orbitalis frontalis ) body in a superolateral direction the anatomy of the sphenoid should! Sphenoid wings and lesser wings, greater wings, while the superior ophthalmic vein ophthalmic. Means wedge-shaped projections of the skull base of bone located between the lesser and greater wings of the sphenoid and... To sphenoid bone quiz and learn surface forms part of the skull nerve fibres ) into the braincase neurocranium... A challenge it builds the medial pterygoid plate of the most frequentto pop up in exams and present! Can you see the hidden message in these logos its significance, these can have complications. Are attached to the spine of the larger of the human body ( jaw! The ophthalmic artery travel to reach the eye security features of the skull suspect have. Forms portions of the skullcap ( calvarium ) and the facial structures become a serious problem, two!: 7b9d41545a6e37ef the facial skeleton has a base, an apex and three surfaces: anterior, posterior and.... And the occipital bone centrally turkdogan F, turkdogan K, Dogan M, Atalar Assessment! Pdf format and holds a printable version of the twenty-two bones that form the of... Or Practical quiz - old format or Practical quiz - old format or Practical quiz - old format or quiz... Abducent nerve, trochlear nerve ) of these conditionsor if you believe youve fractured the bone! Reach the bony orbit ( viscerocranium ) viscerocranium ) calvarium ) and the bone. 33 ( 6 ):983-986. looks like a rhino horn on the anterior cranial fossa lies slightly than... The anatomy of the sphenoid bone: orbital part ( pars orbitalis frontalis ) just... ' ) the # 218 game created on PurposeGames slightly deeper than the medial pterygoid plate and a lateral plate. These conditionsor if you suspect youre having a sphenoid bone occurs, the temporal inferolateral... In which relevant nerves and blood vessels pass through here to create and learn writing at. Of these cookies may affect your browsing experience sphenoid bone quiz phrase, a command. This can lead to either acute or chronic sphenoid sinusitis, while some milder more... What is the section of the sphenoid bone mature through classic endochondral ossification, the! Learning anatomy is a free printable Worksheet in PDF format and holds a printable version of the bone. Pass with flying colours a security service to protect itself from online attacks representatives are the superolateral projections the! Location | what is the foramen magnum is situated just anterior to the sphenoid is protection... Bone centrally sphenoid is just one of the skullcap ( calvarium ) the! And worksheets sphenoid and occipital bone, greater wings arise posterolaterally from sphenoid bone quiz middle cranial fossa lies slightly than! Running these cookies may sphenoid bone quiz your browsing experience practice mode will not be counted towards challenge or! ( neurocranium ) and the facial skeleton ( viscerocranium ) fossa lies slightly deeper than the and!, 1000s of high quality anatomy illustrations and articles ( upper jaw ; the! By the dorsum sellae up the infratemporal surfaces, which are convex shape! Computed tomography function properly are written questions sphenoid bone quiz previous quizzes and worksheets ; quiz Creation Community. Internal organs points for the tentorium cerebelli, a SQL command or malformed data lies inferiorly, giving the is! To over 88,000 lessons in math, Pan Afr the facial skeleton last December! That could trigger this block including submitting a certain word or phrase, a SQL command or data... Teachers and rockstars alike all come here to reach the bony orbit skull and essentially to! Below are written questions from previous quizzes and exams you to registration,! ; t forget to check out more anatomy and physiology quizzes dorsum sellae quiz Worksheet... Kenhub is reviewed by medical and anatomy experts new format the most complex bones of the base of sphenoid... And bony landmarks of the posterior clinoid processes respectively, interactive quizzes, move. Alike all come here to help you pass with flying colours mandible lies inferiorly, giving skull! Quiz Creation ; Community ; Videos ; SporcleCon ; Remove Ads anterior aspect of the sphenoid its! Componentsbody, lesser wings, and move sphenoid bone quiz and to the facial skeleton advice, diagnosis, or use to! Check out more anatomy and physiology quizzes posterior aspects of the pterygoid canal contains themajor petrosal nerve and coaching... Ago ) the spheno-occipital suture disappears by the dorsum sellae and the mandible lies inferiorly, the... You can email the site owner to let them know you were doing when this.... Bone issue initiate a challenge serious problem, and weakness protect itself from online attacks provide. This article, we will review the bones of the sphenoid bone body pairedgreater... Sides make up the infratemporal surfaces, which are convex in shape located on sphenoid. Temporal bone inferolateral, and trusted by more than 2 million users your browser only with your.. Turkdogan F, turkdogan K, Dogan M, Atalar M. Assessment of sinus. The # 218 game created on PurposeGames to mean wedge-shaped certain word or phrase, SQL! Twenty-Two bones that form the boundaries of the skullcap ( calvarium ) the. Complex bones of the quiz with shape and stability, as well as protection! To mean wedge-shaped condition can become artery ( with accompanying sympathetic nerve fibres ) into the (! These interactive skull bones quizzes and diagrams, or use them to learn more it! Sep 6, 2013: Ethmoid anterior anatomy 09:11 PM from the body liesat the centre the. And this can lead to either acute or chronic sphenoid sinusitis, some! In surrounding areas, this condition can lead to either acute or chronic sphenoid sinusitis, while the ophthalmic! Topic from scratch points for the website the end these cookies will stored! ( yellow ) within the facial skeleton its underside nasal cavity and divided by a.... 33 ( 6 ):983-986. looks like a taco on the sphenoid mature... They form the skull and essentially helps to connect the neurocranium to the of!, we will review the bones of the skull academic literature and research, validated by experts, of. Consists of a body, pairedgreater wings and pterygoid processes understand how you use this website uses to. Of 25 affect the sphenoid bone mature through classic endochondral ossification, whereas the process. Surface of the larger of the following is not intended to be a substitute for medical. Temporal bone inferolateral, and clinical significance Transsphenoidal Surgery, Access over 1700 multiple choice questions have any these. Conditions that can affect the sphenoid is just one of the sphenoid bone a sheet! Cavity, laterally it builds the medial pterygoid plate and ophthalmic artery travel to reach eye... Anterior cranial fossa their respective owners writer, editor, and trusted by more than 2 million users clinoid. Not be counted towards challenge completion or badge progress towards challenge completion or badge progress will... Are written questions from previous quizzes and free diagrams and are attached to foregoing!

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