AP PSYCHOLOGY

STATES OF CONSCIOUSNESS

DREAMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Alpha waves are associated with
A
REM sleep.
B
NREM-1 sleep
C
NREM-2 sleep.
D
relaxed but awake state.
Explanation: 

Detailed explanation-1: -Alpha waves are seen in the electroencephalogram (EEG) during a normal wakeful state where the subject is quietly resting. Beta EEG are present when a person is alert/attentive and thinking actively. Theta rhythm (Stage 1) of sleep is present during the transition from wakefulness to sleep.

Detailed explanation-2: -In terms of brain wave activity, stage 1 sleep is associated with both alpha and theta waves. The early portion of stage 1 sleep produces alpha waves, which are relatively low frequency (8–13Hz), high amplitude patterns of electrical activity (waves) that become synchronized (Figure SC.

Detailed explanation-3: -Besides relaxation, alpha waves may also help boost creativity and thereby act as a natural anti-depressant by promoting the release of the neurotransmitter serotonin. Another way to boost your alphas, surprisingly, is to do high-intensity workouts.

Detailed explanation-4: -Delta waves are the slowest recorded brain waves in human beings. They are found most often in infants and young children, and are associated with the deepest levels of relaxation and restorative, healing sleep.

Detailed explanation-5: -As mentioned, alpha waves fall in the middle of the brain wave spectrum. Your brain produces these waves when you’re not focusing too hard on anything in particular. Whatever you’re doing, you’re probably feeling relatively calm and relaxed. These waves measure between 8 and 12 Hz.

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