Daily Exercise Is Associated With

question 206

Multiple Choice

Daily exercise is associated with:

• A)physical health, but not mood.
• B)mood, but not physical health.
• C)both physical health and mood.
• D)neither physical health nor mood.

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Definitions:

Fast-Twitch Fibers

Muscle fibers that contract quickly and are used for short bursts of speed and power, but fatigue more rapidly than slow-twitch fibers.

Skeletal System

The framework of bones and cartilages that supports the body, protects internal organs, and facilitates movement.

Photoreceptors

Specialized cells found in the retina of the eye that convert light into electrical signals, facilitating vision.

Retina

A layer at the back of the eyeball containing cells that are sensitive to light and that trigger nerve impulses that pass via the optic nerve to the brain, where a visual image is formed.