Author Question: The brain's opiate receptors respond to __________. a. serotonin b. endorphins c. noradrenalin ... (Read 76 times)

acc299

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The brain's opiate receptors respond to __________.
 
  a. serotonin
  b. endorphins
  c. noradrenalin
  d. dopamine
  e. acetylcholine

Question 2

What is the main difference between morphine and heroin?
 
  a. Morphine is more potent than heroin.
  b. Heroin takes much longer to metabolize.
  c. Heroin more readily penetrates the blood-brain barrier.
  d. Morphine is more lipid-soluble
  e. all of the above



duke02

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Answer to Question 1

b

Answer to Question 2

c



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