BRAIN
CRANIAL NERVES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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____ Do not medially adduct or inferiorly deviate; pupil also show sign of abnormal constriction when pen-light testing
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CN IV Impairment
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CN III Impairment
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CN VI Impairment
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None of the above
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Explanation:
Detailed explanation-1: -Oculomotor nerve (III) is responsible for the control of the pupil (constriction) via parasympathetic fibres (this is opposed by dilator tone controlled by sympathetic pathways).
Detailed explanation-2: -The primary causes of isolated palsy include aneurysms, diabetes mellitus, [3], and extradural hematoma.
There is 1 question to complete.