cranial nerves

How many cranial nerves are there

• 6

• 2

• 7

• 12

What is cranial nerve VI (6)?

• abducens

• vestibulocochlear

• glossopharngeal

Answer explanation

abducts eyes (motor)

What is cranial nerve VIII (8)

• vestibulocochlear

• vagus

• accessory

• hypoglossal

Answer explanation

balance and hearing (sensory)

What is cranial nerve VII?

• facial

• trigeminal

• accessory

• trochlear

What is cranial nerve VII (12)?

• hypoglossal

• glossopharyngeal

• trigeminal

Answer explanation

moves tongue (motor)

Cranial Nerve I is the ________ nerve

Where is the olfactory nerve located?

• nasal cavity

• pons

• medulla oblongata

• olfactory cortex

Answer explanation

odorant receptors bind to the nasal cavity

receptors in the superior nasal cavity go through the ethmoid's bone ________ _______ to get to the olfactory bulb, where messengers travel through the olfactory tract to the olfactory cortex

What is cranial nerve II?

• optic

• olfactory

• oculomotor

Answer explanation

sight (sensory)

the optic nerve starts at back of eye's retina and leaves out the sphenoid bone. The tracts does crosses w/ the _____ _____, and goes to thalamus for sensory filter and occipital lobe