As a Person Grows Older, Why Does It Become More

question 111

Multiple Choice

As a person grows older, why does it become more difficult to focus on nearby objects?

• A) The velocity of action potentials from the eye to the brain decreases.
• B) The lens becomes less flexible.
• C) The pupil becomes smaller.
• D) The fovea moves toward the periphery of the retina.

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Definitions:

Hydraulic Fittings

Components used to connect tubes, pipes, and hoses in hydraulic systems, securing high-pressure fluid flow.

Pipe Seal Compound

A chemical substance used to create a leak-proof and pressure-tight seal on pipe threads or joints.

Torquing

The act of applying a specific amount of twisting force to a nut, bolt, or screw to ensure it is tightened to the correct specification.

Hydraulic Cylinder

A mechanical actuator that provides unidirectional force through a unidirectional stroke, used in various machines and equipment.