Sleep is associated with A. An alpha rhythm in the electroencephalogr

1.	Sleep is associated with A. An alpha rhythm in the electroencephalogram. B. Increased activity in the reticular activating system. C. A high level of vagal tone to the heart. D. Grinding movements of the teeth. E. A rise in central body temperature.
Answer» A. False The alpha rhythm disappears during sleep. B. False Activity decreases; increased activity is associated with alertness. C. True This maintains a slow heart rate during sleep. D. True Teeth-grinding is associated with REM sleep and is called bruxism. E. False This tends to drop during the early hours of sleep.

Sleep is associated with A. An alpha rhythm in the electroencephalogram. B. Increased activity in the reticular activating system. C. A high level of vagal tone to the heart. D. Grinding movements of the teeth. E. A rise in central body temperature.

Answer»

A. False The alpha rhythm disappears during sleep.

B. False Activity decreases; increased activity is associated with alertness.

C. True This maintains a slow heart rate during sleep.

D. True Teeth-grinding is associated with REM sleep and is called bruxism.

E. False This tends to drop during the early hours of sleep.

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Sleep is associated with A. An alpha rhythm in the electroencephalogram. B. Increased activity in the reticular activating system. C. A high level of vagal tone to the heart. D. Grinding movements of the teeth. E. A rise in central body temperature.

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