BRAIN
CRANIAL NERVES
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Activates muscles of the eye:
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Olfactory (I)
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Optic sensory (II)
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Oculomotor (III, IV, VI)
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Trigeminal (V)
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Explanation:
Detailed explanation-1: -Cranial nerve 6, also called the abducens nerve, controls the movement of the lateral rectus muscle. This muscle moves the eye outward, away from the nose.
Detailed explanation-2: -3rd, 4th, and 6th Cranial nerves Extraocular movements controlled by these nerves are tested by asking the patient to follow a moving target (eg, examiner’s finger, penlight) to all 4 quadrants (including across the midline) and toward the tip of the nose; this test can detect nystagmus and palsies of ocular muscles.
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