Cranial Nerves Flashcards
Cranial nerve 1
function
impulse
system
Olfactory
sense of smell
nose to brain
sensory
Cranial nerve 2
function
impulse
system
Optic
vision
eye to brain
sensory
Cranial nerve 3
function
impluse
system
Oculomotor
eye movement, pupillary constriction
brain to eye muscle
motor
Cranial nerve 4
function
impulse
system
Trochlear
eye movements
brain to external eye muscles
motor
Cranial nerve 5
function
impulse
system
Trigeminal
sensations of face, scalp, and teeth; chewing movements
from skin and mucous membranes of head and from teeth to brain; brain to chewing muscles
both
Cranial nerve 6
functions
impulse
system
Abducens
Turning eye outwards
from brain to external eye muscles
Motor
Cranial nerve 7
functions
impulse
system
Facial
sense of taste; contraction of muscles of facial expressions
from taste buds of tongue to brain; from brain to facial muscles
both
Cranial nerve 8
functions
impulse
system
Vestibulochochlear
Hearing; sense of balance
from ear to brain
Sensory
Cranial nerve 9
functions
impulse
system
Glossopharyngeal
Sensation of throat, taste, swallowing movements; secretions of saliva
from throat and taste buds of tongue to brain; brain to throat muscles and salivary glands
both
Cranial nerve 10
functions
impulse
system
Vagus
sensations of throat and larynx, voice productions, swallowing
from throat, larynx to brain; brain to muscles of throat
Both
Cranial nerve 11
functions
impulse
system
Accessory
shoulder movement, turning movements of head
From brain to certain shoulder and neck muscles
Motor
Cranial nerve 12
functions
Impulse
system
Hypoglossal
tongue movement
from brain to muscles of tongue
Motor
