Which of the following statements is true of REM sleep and dreaming?
A) It is the only sleep stage in which dreaming occurs.
B) The major muscles of the body appear to be paralyzed during REM sleep.
C) It is in this stage that dreams are least vivid.
D) Dreams that occur in this stage can rarely be remembered.

Question

Quizplus · Accepted Answer

During REM sleep, the body goes into a state of muscle atonia, where the major muscles of the body, with the exception of the diaphragm and eye muscles, are temporarily paralyzed.

Note: A is incorrect because dreaming can also occur in non-REM sleep stages. C is incorrect because dreams in REM sleep are often described as vivid and lifelike. D is incorrect because it is possible to remember dreams that occur during REM sleep, though it may be more difficult to do so than remembering dreams from other sleep stages.

Which of the Following Statements Is True of REM Sleep