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Anat-Cranial Nerves
Cranial nerves foramina and action
| Question | Answer |
|---|---|
| Olfactory (I) | Cribiform plate of Ethmoid Bone, sensory-olfactor(smell) |
| Optic (II) | Optic Foramen of Sphenoid Bone, vision and sensory |
| Oculomotor (III) | Superior orbital fissure of Sphenoid, vision, parasympathetic, mixed |
| Trochlear (IV) | Superior Orbital fissure of Sphenoid, vision, motor |
| Trigeminal (V) | Divided into 3 branches |
| Ophthalmic(V1) | Superior Orbital Fissure of Sphenoid, supraorbital foramen of Frontal, vision, sensory |
| Maxillary (V2) | Foramen Rotundum of Sphenoid, inferior orbital fissure of Sphenoid Maxilla Palatine and Zygmatic Bones, then Infraorbital foramen of Maxilla, sensory |
| Mandiblular (V3) | Foramen Ovale of Sphenoid, Mandibular Foramn of Mandible, then Mental Framen of Mandible, mixed |
| Abducens (VI) | Superior orbital fissure of Sphenoid, vision and motor |
| Facial (VII) | Internal auditory meatus of the Temporal, then Stylomastoid foramen of Temporal, parasympathetic, mixed |
| Vestibulocochlear, statoacoustic, auditory, or acoustic (VIII) | Vestubular Branch - Internal Auditory Meatus of Temporal, sensory; Cochlear Branch-Internal auditory meatus of Temporal, sensory |
| Glossopharyngeal (IX) | Jugular foramen between Temporal and Occipital, parasympathetic, and mixed |
| Vagus (X) | Jugular foramen between Temporal and Occipital, parasympathetic, and mixed. |
| Spinal Accessory (XI) | Jugula foramen between Temporal and Occipital and foramen magnum of occipital, motor |
| Hypoglossal (XII) | Hypoglossal canal of Occipital, motor |
Created by:
nsrouillard
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