HNS Flashcards
what passes through the cribriform plate
CN1 (olfactory)
what passes through the optic canal (2)
CN2 (optic nerve)
ophthalmic artery
what passes through the superior orbital fissure (5)
CN3 (oculomotor) CN4 (trochlear) CN5a (ophthalmic branch of trigeminal) CN6 (abducens) ophthalmic vein
what passes through the foramen rotundum
CN5b (maxillary branch of trigeminal)
what passes through the foramen ovale
CN5c (mandibular branch of trigeminal)
what passes through the foramen spinosum (2)
middle meningeal artery
middle meningeal vein
what passes through the carotid canal
internal carotid artery
what passes through the internal acoustic meatus (2)
CN7 (facial)
CN8 (vestibulocochlear)
what passes through the jugular foramen (4)
CN9 (glossopharyngeal)
CN10 (vagus)
CN11 (accessory)
internal jugular vein
what passes through the hypoglossal canal
CN12 (hypoglossal)
what passes through the foramen magnum (a bunch)
spinal roots of accessory nerves
spinal cord
vertebral arteries
what passes through the stylomastoid foramen
CN7 (facial)
what C vertebrae is the body of the hyoid level with?
C3
what C vertebrae is the cricoid cartilage level with?
C6
what C vertebrae is the upper border of the thyroid cartilage level with?
C4