Cranial Nerves Flashcards
name all the cranial nerves
olfactory optic occulomotor trochlear trigeminal abducens facial vestibulochochlear glossopharyngeal vagus accessory hypoglossal
name what information the cranial nerves carry
o - sensory o - sensory o - motor t - motor t - both a - motor f - both v - sensory g - both v - both a - motor h - motor
which foramen do each cranial nerve exit
olfactory -cribriform plate optic - optic canal occulomotor - sup. orbital fissure trochlear - sup. orbital fissure trigeminal (opthalmic) - sup. orbital fissure abducens - sup. orbital fissure trigeminal (maxillary) - foramen rotundum trigeminal (mandibular) - foramen ovale facial - internal acoustic meatus vestibulochochlear - internal acoustic meatus glossopharyngeal - jugular foramen vagus - jugular foramen accessory - jugular foramen hypoglossal - hypoglossal canal
function of the cranial nerves
olfactory - smell
optic - sight
occulomotor - eyelid and eyeball movement
trochlear - SO eye muscle movement
trigeminal - 3 branches across face, movement of chewing muscles
abducens - LR muscle of eye
facial - muscles of facial expression, lacrimal and salivary glands
vestibulochochlear - equilibrium and hearing
glossopharyngeal - parotid salivary gland, throat swallowing, post. 1/3 of tongue
vagus - abdominal organs
accessory - muscles that move head, neck and shoulders
hypoglossal - muscles of tongue
what fibres are in sensory and motor nerves
S - A - M -E
sensory afferent
motor efferent
which nerves are in dorsal and ventral
D -A -V -E
dorsal afferent
venterla efferent
