Which pair of drugs below are antagonists for the muscarinic and ...

[Mr.Thesaxman]

Which pair of drugs below are antagonists for the muscarinic and nicotinic (respectively) receptors?
 
  A) atropine; curare
  B) hemicholium; atropine
  C) curare; atropine
  D) muscarine; nicotine
  E) acetylcholinesteras e; choline acetyltransferase

Question 2

The primary means by which the postsynaptic action of acetylcholine is terminated is via
 
  A) enzymatic destruction by acetylcholinesteras e.
  B) reuptake of acetylcholine into the presynaptic terminal.
  C) reuptake of choline into the presynaptic terminal.
  D) diffusion away from the synapse.
  E) reduced synthesis of choline.

[aham8f]

Answer to Question 1

Answer: A
Rationale: Atropine and curare are antagonists for the muscarinic and nicotinic (respectively) receptors.

Answer to Question 2

Answer: A

[Mr.Thesaxman]

Gracias!

[emsimon14]

Excellent