Quiz: Cranial Nerves

1. How many cranial nerves are strictly motor nerves?
a. 2
b. 4
c. 6
2. Which of the following nerves is involved in affecting the heart rate?
a. vagus
b. abducens
c. trigeminal
3. Bell's Palsy is an affliction of one of the cranial nerves. Typically, a person with Bell's Palsy has a difficult time tasting food. Based on that bit of information, which cranial nerve is affected?
a. facial
b. vagus
c. trigeminal
4. Which of the following cranial nerves controls many of our abdominal organs?
a. vagus
b. accessory
c. trochlear
5. Which of the following cranial nerves is involved in tear production (to keep the eyes lubricated)?
a. optic
b. facial
c. abducens
6. Which of the cranial nerves is involved in the blinking reflex?
a. optic
b. abducens
c. oculomotor
7. How many cranial nerves are involved with the extrinsic muscles of the eye to cause eye movement (either up or down or side to side, etc.)?
a. 1
b. 2
c. 3
8. Which of the following cranial nerves is involved in getting the lens of the eye to focus on an object?
a. optic
b. abducens
c. oculomotor

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