QUESTION IMAGE
Question
the sleep stage at which muscles begin to contract and relax is _______
a. stage 1
b. stage 2
c. stage 3
d. stage 4
please select the best answer from the choices provided
a
b
c
d
Identify the physiological characteristics of sleep stage 2
During stage 2 sleep (a period of light sleep before entering deep sleep), the body transitions into a more relaxed state. This stage is characterized by a decrease in body temperature, a slower heart rate, and muscles that begin to rhythmically contract and relax.
Match with the given options
The description "muscles begin to contract and relax" corresponds to stage 2 sleep, which is option B.
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- A. stage 1
- B. stage 2 (Correct answer)
- C. stage 3
- D. stage 4