Multiple Choice
The regulation of awake-asleep cycles appears to involve an interplay between brain stem nuclei that use different neurotransmitters. The one that favors alertness is ________ and the other promoting deep sleep is ________.
A) acetylcholine; serotonin
B) serotonin; norepinephrine
C) norepinephrine; serotonin
D) dopamine; GABA
E) glutamate; serotonin
Correct Answer:

Verified
Correct Answer:
Verified
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