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Author Question: M3 receptors are present on which of the following? a. Heart, postganglionic parasympathetic ... (Read 56 times)

APUS57

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M3 receptors are present on which of the following?
 
  a. Heart, postganglionic parasympathetic nerves
  b. Parasympathetic ganglia, nasal submucosal glands
  c. Airway smooth muscle, submucosal glands
  d. Postganglionic cholinergic nerves, possible effect on CNS

Question 2

The neurotransmitter norepinephrine is terminated by the enzymes __________ and __________.
 
  a. catechol O-methyltransferase (COMT) and monoamine oxidase (MAO)
  b. catechol O-methyltransferase (COMT) and cholinesterase
  c. cholinesterase and monoamine oxidase (MAO)
  d. monoamine oxidase (MAO) and pseudocholinesteras e



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cclemon1

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Answer to Question 1

ANS: C

Answer to Question 2

ANS: A





 

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