The nurse is assessing CN III (oculomotor), CN IV (trochlear), and CN VI (abducens). Which eye movements would the nurse document as nystagmus?. Select all that apply.

Question

Quizplus · Accepted Answer

Nystagmus is a type of involuntary eye movement characterized by repetitive, uncontrolled movements of the eyes that may be horizontal, vertical, or rotary in nature. Options B and C describe eye movements that are consistent with nystagmus, whereas options A, D, and E do not. Option A describes normal eye movements, option D describes convergence insufficiency, and option E describes ptosis (eyelid drooping), which is not related to eye movement.

The Nurse Is Assessing CN III (Oculomotor), CN IV (Trochlear)