You suspect your friend has damage to cranial nerve I when he is unable to
A) smell his food.
B) smile.
C) blink his eyes.
D) nod his head.
E) hear your voice.

Question

Quizplus · Accepted Answer

Cranial nerve I is the olfactory nerve which is responsible for smell. Therefore, if someone is unable to smell food, it could be a sign of damage to this nerve. The other options (smiling, blinking, nodding, hearing) are controlled by different cranial nerves.

You Suspect Your Friend Has Damage to Cranial Nerve I