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What neurotransmitter will result in constriction of the pupil?

1 Answer

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Answer:

neurotransmitter acetylcholine (ACh)

Step-by-step explanation:

These nerves innervate the contraction of the iris sphincter muscle via the neurotransmitter acetylcholine (ACh), resulting in constriction of the pupil.

User Carlos Bribiescas
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