Restless leg syndrome seems to be triggered by :

Restless leg syndrome seems to be triggered by
 
  A) tobacco use.
  B) alcohol use.
  C) an iron deficiency.
  D) All of the answers are correct.

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REM behavior disorder results physiologically from the brain's ________ failing to inhibit muscle movement during REM sleep.
 
  A) pons
  B) hypothalamus
  C) cerebral cortex
  D) pineal gland

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Which of the following is/are contributing factors for both iterations of nocturnal eating disorder?
 
  A) female gender
  B) a history of depression
  C) a history of insomnia
  D) All of the answers are correct.

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Sleep and hunger are both fundamental physiological drives regulated by the brain's
 
  A) hypothalamus.
  B) cerebral cortex.
  C) stem.
  D) All of the answers are correct.

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The most severe cases of sleep apnea may require
 
  A) use of an at-home sleep monitor.
  B) the patient to sleep in a sitting position.
  C) use of a device delivering continuous positive airway pressure (CPAP).
  D) surgery to remove obstructive tissue or to reset the lower jaw.