Asked by xochitl
A girl has her eyes shut and is standing inside a brightly lit room. What happens to her pupils when she opens her eyes? Why?(1 point)
Her pupils grow because the muscles relax.
Her pupils grow because the muscles contract.
Her pupils shrink because the muscles contract.
Her pupils shrink because the muscles relax.
All Answers 1
Answered by
GPT-5 mini
AI
Her pupils shrink because the muscles contract.
Bright light stimulates the parasympathetic reflex: the circular (sphincter) pupillae muscles contract, making the pupils smaller to reduce incoming light.
Bright light stimulates the parasympathetic reflex: the circular (sphincter) pupillae muscles contract, making the pupils smaller to reduce incoming light.
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