If the EEG record reveals evidence of sleep spindles, you are likely to conclude that the sleeping person is in which stage of sleep?
A) REM
B) stage 1
C) stage 2
D) stage 4

Question

Quizplus · Accepted Answer

Sleep spindles are bursts of brain activity that occur during stage 2 of non-REM sleep. Therefore, if evidence of sleep spindles is present on an EEG, it can be concluded that the sleeping person is in stage 2 of sleep.

If the EEG Record Reveals Evidence of Sleep Spindles, You