A nurse is teaching the staff about the sleep cycle. Which sequence will the nurse include in the teaching session?

A) NREM Stage 1, 2, 3, 4, REM
B) NREM Stage 1, 2, 3, 4, 3, 2, 1, REM
C) NREM Stage 1, 2, 3, 4, REM, 4, 3, 2 REM
D) NREM Stage 1, 2, 3, 4, 3, 2, REM

Sleep cycle

A period of sleep composed of multiple stages, including REM and non-REM stages, that repeats several times throughout a night's sleep.

NREM Stage

Non-Rapid Eye Movement sleep stage, which consists of three stages of sleep that precede REM sleep, characterized by slower brainwaves and physical relaxation.

REM

Rapid Eye Movement, a phase of sleep characterized by fast and random movement of the eyes, associated with dreaming.