Chapter 4 Quiz
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________ is a hormone involved in the regulation of biological rhythms (including sleep).
Melatonin
Which of the following statements about sleep-wake cycles is false?
Melatonin initiates the waking cycle
Morphine is considered a(n) ________ drug because it decreases pain.
Opioid
Brain waves during REM sleep look very similar to brain waves during wakefulness. T/F
True
The ________ wave is characteristic of stage 1 sleep.
alpha
