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The pupil opens and closes automatically in response to light. What part of your nervous system controls this response?

The pupil opens and closes automatically in response to light. What part of your nervous system controls this response?
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The pupil opens and closes automatically in response to light. What part of your nervous system controls this response?

User Elroy Flynn
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1 Answer

1 vote
The Sympathetic Nervous System.
User Burns
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