Sleep Disorders

Multiple Choice

Which of the following best describes the circadian rhythm?

• A 24-hour cycle that regulates sleep, wakefulness, and other bodily functions

• A sleep stage that occurs every 90 minutes during the night

• A temporary sleep disruption caused by changes in bedtime routines

• A condition where a person experiences sudden, uncontrollable episodes of sleep

Multiple Choice

What is the primary purpose of REM sleep?

• Muscle repair and physical growth

• Deep relaxation and energy conservation

• Processing emotions, consolidating memories, dreaming

• Regulating breathing and heart rate