Cranial arteries and foramina of the cranial base

CN I = olfactory CN II = optic CN III = oculomotor CN IV = trochlear

CN V = trigeminal CN V1 = opthalmic CN V2 = maxillary CN V3 = mandibular

CN VI = abducent CN VII = facial CN VII branch 1 = temporal CN VII branch 2 = zygomatic

<p>CN VII branch 3 = buccal CN VII branch 4 = mandibular CN VII branch 5 = cervical CN VIII = vestibulocochlear</p> Signup and view all the answers

<p>CN IX = glossopharyngeal CN X = vagus CN XI = accessory CN XII = hypoglosseal</p> Signup and view all the answers

<p>CN I = cribriform plate (ethmoid) CN II = optic canal (sphenoid) CN III, IV, V1, VI = superior orbital fissure (sphenoid) CN V1 = suprobital foramen (frontal)</p> Signup and view all the answers

<p>CN V2 = inferior orbital foramen (frontal), incisive fossa (maxilla), foramen rotundum (sphenoid) CN V3 = mental foramen (mandible), foramen ovale (sphenoid) CN VI = stylomastoid foramen (temporal) CN VII, VIII = internal acoustic meatus (temporal)</p> Signup and view all the answers

<p>CN IX, X, XI = jugular foramen (temporal) Lower portion of medulla, meninges, vertebral arteries. spinal roots = foramen magnum CN XII = hypoglossal canal no opening, fibrous cartilage = foramen lacerum</p> Signup and view all the answers