Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
10 Cards in this Set
- Front
- Back
How many pairs of cranial nerves are there?
|
12
|
|
what are sensory fibers?
|
associated with receptors in head & neck
|
|
what are motor fibers
|
associated with nuclei in brainstem that lead to muscles & glands
|
|
What are mixed cranial nerves?
|
contain sensory & motor fibers
|
|
Olfactory nerves (I)
|
sensory, link odor dectecting receptors in noes with olfactory bulbs
|
|
Optic nerves (II)
|
sensory, link visual receptors in retinas with optic tracts
|
|
Oculomotor nerves (III)
|
motor, innervate muscles that move eyelids & eyeballs, control amount of light entering the eye & focus the lens
|
|
Trochlear nerves (IV)
|
motor, innervate muscles that control movement of the eyeball
|
|
Trigeminal nerves (V)
|
mixed, transmit sensory signals from eyes & forehead regarding touch, temp & pain, innervate muscles used in chewing
|
|
Abducens nerves (VI)
|
motor, innervate muscles that control movements of eyeball
|