How Does the Lens Change Shape When Focusing on an Image

question 19

Multiple Choice

How does the lens change shape when focusing on an image that is close?

• A) The lens becomes rounded in order to bring the image to focus on the retina.
• B) The lens will flatten out in order to bring the image to focus on the retina.
• C) The lens becomes rounded in order to bring the image to focus on the sclera.
• D) The lens will flatten out in order to bring the image to focus on the sclera.
• E) The lens does not change shape in order to focus on an image that is close up.

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Definitions:

Mandible

The lower jaw or jawbone, the largest and strongest bone of the face.

Descending Colon

The part of the colon that travels downwards on the left side of the abdomen, responsible for storing the remains of digested food that will be emptied into the rectum.

Sigmoid Colon

An S-shaped tube that lies between the descending colon and the rectum.

Pelvic Cavity

The space within the pelvis that houses the reproductive organs, urinary bladder, and rectum in humans.