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Delta waves
Delta waves
Delta waves
The frequency of your brain waves during REM sleep are beta (which incidentally occurs during the waking state as well). These are low voltage, high frequency waves.
Your brain waves are measured.
Delta Waves (APEX)
synchronized brain waves
Stage 4 sleep. Stage 3 also often emits delta waves.
Answer: Delta Explanation: Apex Learning
Very long and slow A+
Very long and slow A+
High frequency and low amplitude.