Grand Canyon University
BIO 201
Section 16.3: The Cranial Nerve Exam
Questions and Answers 2026 Latest Update
Which cranial nerve is responsible for controlling the lateral
rectus muscle of the eye?
a) Oculomotor nerve
b) Trochlear nerve
c) Abducens nerve
d) Optic nerve Ans: c) Abducens nerve
What is the primary function of the vestibulocochlear nerve?
a) Vision and smell
b) Hearing and equilibrium
c) Taste and salivation
d) Facial expression Ans: b) Hearing and equilibrium
Which cranial nerve is tested by asking a patient to shrug their
shoulders against resistance?
a) Facial nerve
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