Pupillary Muscle Groups Are Controlled by the ANS

question 149

Multiple Choice

Pupillary muscle groups are controlled by the ANS. Parasympathetic activation causes pupillary ________,and sympathetic activation causes ________.

• A) dilation; constriction
• B) dilation; dilation
• C) constriction; dilation
• D) constriction; constriction
• E) vasoconstriction; vasoconstriction

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