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bradenodom_3 bradenodom_3
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6 years ago
Remaining active during sleep, the brain's ________ is the thinking area and outermost bark of the cerebrum.
 
  A) hypothalamus
  B) pons
  C) pineal gland
  D) cerebral cortex


Common in students, ________ is an accumulated amount of sleep-loss prompted by short sleep cycles.
 
  A) sleep surplus
  B) sleep deprivation
  C) sleep debt
  D) long sleep


The five stages of sleep are differentiated from each other by
 
  A) varying levels of adrenaline found in the blood.
  B) varying patterns of electrical activity generated by the cerebral cortex.
  C) the five different patterns of eye movement.
  D) All of the answers are correct.


In which of the five stages of sleep does one typically spend the most time each night?
 
  A) stage one
  B) stage two
  C) stage four
  D) stage five


Sleep experts agree that the optimal range of sleep per night is
 
  A) seven to nine hours.
  B) five to seven hours.
  C) six to ten hours
  D) no less than five hours; there is not an upper limit.
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Jdjewels1Jdjewels1
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6 years ago
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bradenodom_3 Author
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6 years ago
Thank you, thank you, thank you!
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