Skull foramina and content
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Skull foramina and content - Leaderboard
Skull foramina and content - Details
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49 questions
| 🇬🇧 | 🇬🇧 |
| CN I ? What name? Which foramen? | Olfactory nerve Function: smell |
| CN II? What name? Which foramen? | Optic nerve Function: vision |
| CN III ? What name? Which foramen? | Oculomotor Function: Eye movement, Eyelid opening, Pupillary constriction, Lens accommodation (helps eye focus on things on distance) |
| CN IV? What name? Which foramen? | Trochlear Function: Eye movement |
| CN V? What name? Which foramen? | Trigeminal, branches to: V1, ophthalmic. V2, maxillary. V3, mandibular Function: (sensory)Facial sensation, Somatosensation to ant. ⅔ of tongue (motor)Open/close jaw |
| CN VI? What name? Which foramen? | Abducens Function: Eye movement |
| CN VII? What name? Which foramen? | Facial, branches to: branchiomotor Function: (sensory) Taste to ant. ⅔ of tongue (motor)Facial expression (frowning, smiling), Lacrimation, Salivation |
| CN VIII? What name? Which foramen? | Vestibulocochlear Function: hearing & balance |
| CN IX? What name? Which foramen? | Glossopharyngeal Function: (sensory) Somatosensation & taste to posterior ⅓ of tongue (motor) Swallowing |
| CN X? What name? Which foramen? | Vagus Function: (sensory) Taste to Epiglottis (motor) Swallowing, Talking, Coughing |
| CN XI? What name? Which foramen? | Spinal accessory Function: Shoulder shrugging and Head turning |
| CN XII? What name? Which foramen? | Hypoglossal Function: Tongue movement |
| Oculomotor is which CN? And goes through which foramen? | CN III, Superior orbital fissure |
| Vagus is which CN? And goes through which foramen? | CN X, Jugular foramen |
| Glossopharyngeal is which CN? And goes through which foramen? | CN IX, Jugular foramen |
| Hypoglossal is which CN? And goes through which foramen? | CV XII, Hypoglossal canal |
| Facial is which CN? And goes through which foramen? | CN VII, Internal acoustic meatus |
| Vestibulocochlear is which CN? And goes through which foramen? | CN VIII, Internal acoustic meatus |
| Olfactory is which CN? And goes through which foramen? | CN I, Cribriform plate |
| Optic is which CN? And goes through which foramen? | CN II, Optic canal. |
| Trigeminal is which CN? And goes through which foramen? | CN V, V1: superior orbital fissure V2: foramen rotundum V3: foramen ovale |
| Abducens is which CN? And goes through which foramen? | CN VI, Superior orbital fissure |
| Trochlear is which CN? And goes through which foramen? | CN IV, Superior orbital fissure |
| Spinal accessory is which CN? And goes through which foramen? | CN XI, Jugular foramen |
| Foramen Cecum. Where? Contains? | Location: Frontal bone Vessels: Emissary veins to superior sagittal sinus from the upper part of the nose |
| Foramina of Cribriform plate. Where? Contains? | Location: Ethmoid Nerves: Olfactory nerves (CN I) |
| Optic canal. Where? Contains? | Location: Sphenoid Vessels: Ophthalmic artery Nerves: Optic nerve (CN II) |
| Superior orbital fissure. Where? Contains? | Location: Sphenoid Vessels: Superior ophthalmic vein. Inferior ophthalmic veins. Ramus of middle meningeal artery. Nerves: Oculomotor nerve(CN III), Trochlear nerve(CN IV), branches of ophthalmic nerve(CN V1), Abducens nerve(CN VI). Sympathetic postganglionic axons of the cavernous plexus. |
| Foramen Rotundum. Where? Contains? | Location: Sphenoid Nerves: Maxillary nerve(CN V2) |
| Foramen Ovale. Where? Contains? | Location: Sphenoid Vessels: Accessory meningeal artery, emissary vein connecting cavernous sinus with the pterygoid plexus of veins. Nerves: Mandibular nerve(CN V3), Lesser petrosal nerve |
| Foramen Spinosum. Where? Contains? | Location: Sphenoid Vessels: Middle meningeal artery Nerves: Meningeal branch of the mandibular nerve(CN V3) |
| Foramen Lacerum. Where? Contains? | Location: Sphenoid Vessels: Artery of pterygoid canal, emissary vein Nerves: Nerve of pterygoid canal. Greater petrosal nerve, Deep petrosal nerve |
| Carotid canal. Where? Contains? | Location: Temporal Vessels: Internal carotid artery, venous cavernous plexus. Nerves: Internal carotid plexus, sympathetic cavernous plexus. |
| Internal acoustic meatus. Where? Contains? | Location: Temporal Vessels: Labyrinthine artery and vein Nerves: Facial nerve(CN VII), Vestibulocochlear nerve(CN VIII), Intermediate nerve, Vestibular ganglion. |
| Jugular foramen. Where? Contains? | Location: Temporal Vessels: Internal jugular vein, Inferior petrosal sinus, Sigmoid sinus, Posterior meningeal artery Nerves: Glossopharyngeal nerve(CN IX), Vagus(CN X), Accessory nerve(CN XI), Meningeal branch of Vagus. |
| Hypoglossal canal. Where? Contains? | Location: Occipital Nerves: Hypoglossal nerve(CN XII) |
| Foramen Magnum. Where? Contains? | Location: Occipital Vessels: Anterior and posterior spinal arteries, vertebral arteries, basilar venous plexus Nerves: Lowest part of Medulla oblongata, meningeal branches of spinal arteries, spinal fibres of Accessory nerve(CN XI) |
| Supraorbital foramen. Where? Contains? | Location: Frontal Vessels: Supraorbital vein and artery Nerves: Supraorbital nerve |
| Condylar canal. Where? Contains? | Location: Occipital Vessels: Occipital emissary vein, meningeal branch of occipital artery |
| Stylomastoid foramen. Where? Contains? | Location: Temporal Vessels: Stylomastoid artery Nerve: Facial nerve(CN VII) |
| Mastoid foramen. Where? Contains? | Location: Temporal Vessels: Emissary mastoid vein, Mastoid branch of occipital artery |
| Infraorbital foramen. Where? Contains? | Location: Maxilla Vessels: Infraorbital artery and vein, Tributary of pterygoid plexus Nerves: Infraorbital nerve |
| Inferior orbital fissure. Where? Contians? | Location: Sphenoid and Maxilla Vessels: Inferior ophthalmic veins, Infraorbital artery and vein, Tributary of pterygoid plexus Nerves: Zygomatic nerve and Infraorbital nerve of maxillary nerve(CN V2), Orbital branches of pterygopalatine ganglion |
| Lesser palatine foramen. Where? Contains? | Location: Palatine and Maxilla Vessels: Lesser palatine artery and vein Nerves: Lesser palatine nerve, Greater palatine nerve |
| Foramen sphenopalatinum. Where? Contains? | Location: Palatine and Sphenoid Vessels: Sphenopalatina artery and vein Nerves: Nasopalatine nerve |
| Greater palatine foramen. Where? Contains? | Location: Palatine Vessels: Greater palatine artery and vein Nerves: Greater palatine nerve |
| Incisive foramen/canal. Where? Contains? | Location: Maxilla Vessels: Terminal branch of Palatine descendens artery Nerves: Terminal part of Nasopalatine nerve |
| Posterior Ethmoidal foramen. Where? Contains? | Location: Ethmoid Vessels: Posterior ethmoidal artery and vein Nerves: Posterior ethmoidal nerve |
| Anterior Ethmoidal foramen. Where? Contains? | Location: Ethmoid Vessels: Anterior ethmoidal artery and vein Nerves: Anterior ethmoidal nerve |