The ciliary body is responsible for producing aqueous humor, which is the fluid in the eye, and it also contains the ciliary muscles which hold the lens in place and adjust its shape for focusing. Choices A, B, and D describe other parts of the eye: A describes the anterior chamber, B describes the function of the retina and optic nerve, and D describes the function of the lens and cornea.

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The Ciliary Body

Question 62

Multiple Choice

The ciliary body:

A) is the portion of the eye between the cornea and the lens and iris
B) receives images and converts images into signals sent through the optic nerve
C) produces the aqueous humor and holds the lens in place
D) focuses light rays onto the retina

Correct Answer: