During rapid eye movement (REM) sleep, __________ tend to inhibit activity.
A)polybrominated diphenyl ethers
B)neurotransmitters
C)motor nerves
D)perfluorinated compounds

Question

Quizplus · Accepted Answer

During REM sleep, neurotransmitters such as serotonin and norepinephrine inhibit activity in the motor nerves, leading to temporary paralysis or relaxation of the muscles, except for the muscles involved in eye movements and breathing. Polybrominated diphenyl ethers and perfluorinated compounds are not relevant to REM sleep.

During Rapid Eye Movement (REM) Sleep, __________ Tend to Inhibit