The postsynaptic action of acetylcholine is terminated by a. ...

[genevieve1028]

The postsynaptic action of acetylcholine is terminated by
 
  a. reuptake of choline into the presynaptic terminal.
  b. reuptake of acetylcholine into the presynaptic terminal.
  c. enzymatic destruction via acetylcholinesteras e.
  d. diffusion away from the synapse.
  e. reduced synthesis of acetylcholine.

Question 2

Which of the following is true of the cholinergic systems?
 
  a. Hemicholium blocks the release of acetylcholine from peripheral neurons.
  b. Acetylcholinesteras e blocks the reuptake of choline into the presynaptic terminal.
  c. The drug atropine is used to treat myasthenia gravis.
  d. Muscarinic receptors are more numerous than nicotinic receptors in the brain.
  e. Black widow spider venom prevents the release of acetylcholine.

[Sweetkitty24130]

Answer to Question 1

Answer: c. enzymatic destruction via acetylcholinesteras e.

Answer to Question 2

Answer: d. Muscarinic receptors are more numerous than nicotinic receptors in the brain.

[genevieve1028]

TYSM

[nyrave]

Excellent