SATHEE: Neural Control And Coordination Ques 65

Neural Control And Coordination Ques 65

65. Function of iris is to

[1993]

(a) move lens forward and backward

(b) refract light rays

(c) bring about movements of eye lids

(d) alter the size of pupil.

Show Answer

Answer : d

Hints & Solutions

(d) Iris controls the size of pupil by contracting or relaxing of its circular muscles. It controls the amount of light entering in eye.

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Neural Control And Coordination

Neural Control And Coordination Ques 65

65. Function of iris is to

Answer : d

Hints & Solutions

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