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systemic anatomy

system anatomy - holes of the skull/what goes through them

holeswhat traverses the holes
parietal foramina emissary veins
condylar canal Emissary vein from sigmoid sinus to vertebral veins in neck
supraorbital foramen supraorbital n (branch of V1)
cribiform plate olfactory n (CN I)
optic canal optic n (CN II)
superior orbital fissure Ophthalmic veins (superior), Oculomotor nerve (CN 3), Trochlear nerve (CN 4), Ophthalmic nerve (CN 5-1), Abducens nerve (CN 6)
foramen rotundum maxillary n (V2)
foramen ovale Mandibular branch (V3) of trigeminal n. (CN 5), Lesser superficial petrosal nerve (CN 9)
foramen spinosum middle meningeal vessels
foramen lacerum Carotid artery crosses close by, usually filled with cartilage in situ
carotid canal internal carotid artery
internal acoustic meatus CN VII and VIII
stylomastoid foramen CN VII
jugular foramen CN IX, X, and XI and sigmoid sinus
hypoglossal canal hypoglossal n (CN XII)
foramen magnum spinal cord, meninges, vertebral arteries, spinal roots of CN XI, Border between spine and brain stem Vertebral venous plexus
greater palatine greater palatine n (branch of V2)
incisive foramen Anastamosis between posterior septal branch of sphenopalantine artery and greater palantine a.
inferior orbital fissure maxillary div. of CN V (V2)
mandibular foramen inferior alveolar n (V3)
mental foramen mental n (V3)
nasolacrimal canal nasolacrimal (tear) duct
zygomaticofacial foramen zygomaticofacial n (branch of V2)
infraorbital foramen infraorbital n (branch of V2)
petrotympanic fissure auriculotemporal n. (branch of V3), CN7(chorda tympani)
Sella Turcica fossa for pituitary gland
Pterygomaxillary fissure Descending palantine a
Pterygopalatine fossa Descending palantine a.
Sphenopalantine foramen Sphenopalantine a. (nosebleeds)
Created by: marsbarsm