Farsightedness After the Age of Forty-Five Is Most Likely Caused

question 43

Multiple Choice

Farsightedness after the age of forty-five is most likely caused by

• A)loss of lens capsule elasticity.
• B)shortening of the eyeball.
• C)lengthening of the eyeball.
• D)changes in curvature of the cornea.

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Definitions:

Plasma

The liquid component of blood where cells like red blood cells, white blood cells, and platelets are suspended.

Blood

A vital fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.

Diapedesis

The squeezing of a cell through a blood vessel wall.

WBCs

White blood cells, which are part of the immune system and help the body fight infections and other diseases.