Multiple choice

During sleep man's blood pressure

  1. increases

  2. fluctuates

  3. decreases

  4. remains constant
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Blood pressure varies during sleep cycles and can fluctuate with body movements, REM sleep, and autonomic nervous system activity. While it generally decreases during sleep compared to wakefulness, it doesn't remain perfectly constant.

Keep practicing — related questions