A sleeping dog that seems to be chasing squirrels in his sleep, with his closed eyes and feet showing jerky movements, is most likely in the midst of _______ sleep.
A) non-REM
B) EMG
C) slow-wave
D) REM
E) fast-wave

Question

Quizplus · Accepted Answer

The dog is exhibiting jerky movements and closed eyes, which are characteristic of REM sleep. In this stage of sleep, the brain is active and dreaming occurs, while the body experiences muscle paralysis to prevent acting out dreams.

A Sleeping Dog That Seems to Be Chasing Squirrels in His