sreward6643 sreward6643

07-05-2020
Biology

contestada

The iris in the human eye contracts and expands, controlling the amount of light that reaches the retina. What types of muscle control this?

Respuesta :

MorallyGray MorallyGray

07-05-2020

Answer:

smooth muscles.

Explanation:

these involve the action of dilation and contraction, dilation increases the size of the pupil and allows for more light to make it to the retina, while contraction is opposite.

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woodsgiselle04 woodsgiselle04

16-03-2021

Answer:

Smooth and Involuntary

Explanation:

I've taken the test

Answer Link

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