Which of the following most accurately describes the state of consciousness known as REM sleep?
A) EEG tracings show large amplitude, low-frequency waves; subject has very low muscle tone; if awakened will usually report dreaming
B) EEG tracings show low amplitude, high-frequency activity; subject has normal muscle tone; if awakened will usually report dreaming
C) EEG tracings show low amplitude, high-frequency activity; subject has very low muscle tone; if awakened will usually report dreaming
D) EEG tracings show low amplitude, high-frequency activity; subject has normal muscle tone; if awakened will not usually report dreaming
E) EEG tracings show large amplitude, low-frequency waves; subject has normal muscle tone; if awakened will usually report dreaming

Question

Quizplus · Accepted Answer

REM sleep is characterized by low amplitude, high-frequency brain activity similar to an awake state, but with very low muscle tone, also known as atonia. Most of the time, if awakened during REM sleep, the subject will report having a dream.

Which of the Following Most Accurately Describes the State of Consciousness