cranial nerves Flashcards
is cranial nerve I sensory or motor
sensory
is cranial nerve II sensory or motor
sensory
is cranial nerve III sensory or motor
motor
is cranial nerve IV sensory or motor
motor
is cranial nerve V sensory or motor
sensory and motor
is cranial nerve VI sensory or motor
motor
is cranial nerve VII sensory or motor
sensory and motor
is cranial nerve VIII sensory or motor
sensory
is cranial nerve IX sensory or motor
sensory and motor
is cranial nerve X sensory or motor
sensory and motor
is cranial nerve XI sensory or motor
motor
is cranial nerve XII sensory or motor
motor
what is the major function of cranial nerve I
sense of smell
what is the major function of cranial nerve II
vision
what is the major function of cranial nerve III
eye movements, pupillary constriction, upper eyelid muscles
what is the major function of cranial nerve IV
eye movements, up/down
what is the major function of cranial nerve V
somatic sensation from face, mouth, cornea
muscles of mastication
aids in pupillary dilation
what is the major function of cranial nerve VI
eye movements, side to side
what is the major function of cranial nerve VII
muscles of facial expression, taste (anterior tongue), lacrimal/salivary glands, somatic sensation from small part of ear
what is the major function of cranial nerve VIII
hearing, sense of balance
what is the major function of cranial nerve IX
swallowing muscle, sensation/taste posterior tongue, salivary gland, somatic sensation small part of ear
what is the major function of cranial nerve X
autonomic functions of gut, cardiac inhibition, sensation from larynx/pharynx, vocal cords, swallowing, somatic sensation small part of ear
what is the major function of cranial nerve XI
shoulder and neck muscles
what is the major function of cranial nerve XII
movements of tongue
what is a clinical test of function for cranial nerve I
test sense of smell with standard odor
what is a clinical test of function for cranial nerve II
acuity, pupillary light reflex, and integrity of visual field
what is a clinical test of function for cranial nerve III
test eye movements, pupillary light reflex
what is a clinical test of function for cranial nerve IV
can’t look downward when eye adducted
what is a clinical test of function for cranial nerve V
face sensation, clamp jaw tightly
what is a clinical test of function for cranial nerve VI
can’t look laterally
what is a clinical test of function for cranial nerve VII
test facial expression
what is a clinical test of function for cranial nerve VIII
test audition with tuning fork, vestibular function by gaze fixation
what is a clinical test of function for cranial nerve IX
test swallowing, pharyngeal gag reflex
what is a clinical test of function for cranial nerve X
observe posterior pharynx at rest and during phonation
what is a clinical test of function for cranial nerve XI
test sternocleidomastoid and trapezius muscles
what is a clinical test of function for cranial nerve XII
test deviation of tongue and symmetry of force when pressing tongue against cheek
