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Author Question: A major difference in methyldopa, a centrally acting antiadrenergic, and guanethidine, an adrenergic ... (Read 62 times)

rl

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on: Jul 23, 2018
A major difference in methyldopa, a centrally acting antiadrenergic, and guanethidine, an adrenergic neuron-blocking agent, is that guanethidine:
 
  1. crosses the blood-brain barrier, but methyldopa does not.
  2. causes constipation, and methyldopa causes diarrhea.
  3. can cause hemolytic anemia, but methyldopa does not.
  4. does not cause CNS side effects.

Question 2

Reserpine produces its effects by depleting which neurotransmitter?
 
  1. Epinephrine from preganglionic sympathetic neurons
  2. Dopamine from preganglionic sympathetic neurons
  3. Norepinephrine from postganglionic sympathetic neurons
  4. Epinephrine from postganglionic sympathetic neurons


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sultana.d

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Reply #1 on: Jul 23, 2018
Answer to Question 1

Correct Answer: 4

Answer to Question 2

Correct Answer: 3


rl

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Reply 2 on: Jul 23, 2018
:D TYSM

ttt030911

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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