Question

Write the importance of ciliary muscles in the human eue name thr defect of vision that arises dur to gradual weakening of the ciliary muscles in old age what types of lenses are requiredby the persons suffering from this defect to see the object clearly

Answer 1

Functions of the ciliary muscle include accommodation of the eye, and controlling the amount of aqueous humor.

It helps to control the amount of light entering the eye

Ciliary muscles hold the eye lens and change the curvature of the eye lens thereby changing the focal length of the eye lens.

The defect of the vision is prebyopia.

Bifocal lens should be used to correct the vision