Question

state the function of iris and ciliary muscles in human eye

Answer 1

hi there,,
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➡️Iris: It controls the diameter and thus size of pupil therefore controlling the amount of light reaching retina
➡️Ciliary muscles: It regulates the flow of aqueous humour into Schlemm’s canal, accommodates eye to visualize objects from varying distances and changes the shape of lens.

Answer 2

Diameter and size of the people increases