Which Cranial Nerve is Tested by Having the Patient Stick

Question

Which cranial nerve is tested by having the patient stick out their tongue?
A) hypoglossal
B) vagus
C) facial
D) glossopharyngeal
E) abducens

Accepted Answer

The hypoglossal nerve (cranial nerve XII) controls the muscles of the tongue, so sticking out the tongue is a common test for its function.