cranial nerves (12)

What is the primary function of the olfactory nerve (I)?

• Vision

• Hearing

• Sense of smell

• Taste

What is the primary function of the optic nerve (II)?

• Sense of smell

• Sense of taste

• Sense of sight

• Sense of touch

What is the primary function of the Oculomotor (III) nerve?

• Sensory to the skin

• Motor to four extrinsic eye muscles

• Taste sensation

• Hearing and balance

Which muscle does the Oculomotor (III) nerve help to raise?

• Jaw muscle

• Eyelid

• Tongue

• Diaphragm

What action does the Oculomotor (III) nerve perform on the pupil?

• Dilates the pupil

• Contracts the pupil

• Changes the color of the iris

• Increases tear production

How does the Oculomotor (III) nerve affect the shape of the lens?

• It flattens the lens

• It changes the shape of the lens

• It thickens the lens

• It does not affect the lens

What is the primary function of the Trochlear (IV) nerve?

• Sensory to the skin

• Motor to one extrinsic eye muscle

• Motor to the tongue

• Sensory to the inner ear

What type of nerve is the Trigeminal nerve (V)?

• Sensory only

• Motor only

• Sensory + Motor

• Neither sensory nor motor

Which muscles does the Trigeminal nerve (V) provide motor function to?

• Facial muscles

• Mastication muscles

• Neck muscles

• Abdominal muscles

Which of the following areas does the Trigeminal nerve (V) provide sensory information from?

• Ears and eyes

• Forehead and nose

• Shoulders and arms

• Stomach and intestines