Kevin Suffers from Sleep Apnea

question 21

Multiple Choice

Kevin suffers from sleep apnea. With this condition, he reawakens as often as 500 times during the night due to

• A) reoccurring dreams.
• B) ringing in his ears.
• C) a hypersensitivity to all sensory stimuli.
• D) a lack of oxygen.

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Definitions:

Gravity

A natural phenomenon by which all things with mass or energy are brought toward one another, including objects ranging from subatomic particles to planets and stars.

Energy

The capacity to do work or produce change, present in many forms such as kinetic, thermal, electrical, and chemical.

Muscle Contractions

The process whereby muscle fibers shorten or lengthen to produce movement or apply force against resistance.

Nutrients

Essential substances that organisms need to acquire from their environment to maintain health and support growth.