Which of the following is a rhythm that tends to occur over a 90 minute period?
A) a single non-REM/REM sleep cycle
B) heart rate rhythm
C) stomach motility rhythm
D) smoking rhythm
E) menstrual cycle

Name: Which of the following is a rhythm that tends to occur over a 90 minute period? A) a single non-REM/REM sleep cycle B) heart rate rhythm C) stomach motility rhythm D) smoking rhythm E) menstrual cycle
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Question

Quizplus · Accepted Answer

Heart rate rhythms tend to vary over a 90 minute period.

Which of the Following Is a Rhythm That Tends to Occur