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Author Question: Direct agonist is to direct antagonist as A) glycine is to rimonabant. B) morphine is to heroin. ... (Read 73 times)

EY67

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on: Jun 22, 2018
Direct agonist is to direct antagonist as
 
  A) glycine is to rimonabant.
  B) morphine is to heroin.
  C) reserpine is to amphetamine.
  D) MAO is to dopamine.
  E) endogenous opioid is to naloxone.

Question 2

Stimulation of a presynaptic autoreceptor
 
  A) reduces the release of the neurotransmitter from the axon terminal.
  B) alters the uptake of the neurotransmitter into the axon terminal.
  C) blocks the opening of ion channels in the postsynaptic membrane.
  D) increases the release of the neurotransmitter from the axon terminal.
  E) would be expected to act as an agonist for this synapse.


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tranoy

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: E
Rationale: Direct agonist is to direct antagonist as endogenous opioid is to naloxone.

Answer to Question 2

Answer: A


EY67

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Reply 2 on: Jun 22, 2018
Wow, this really help

yeungji

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Reply 3 on: Yesterday
Excellent

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