QUESTION 16 Competitive antagonists are also referred to as: partial agonists in
ID: 138945 • Letter: Q
Question
QUESTION 16
Competitive antagonists are also referred to as:
partial agonists
insurmountable antagonists
agonist-antagonists
surmountable antagonists
QUESTION 17
Which of the following defines the "half-life" of a drug?
the time taken for it to metabolize in the liver
the time taken for its concentration to increase from one-half to full, after the last dose
the time taken for its concentration to decrease from full to one-half, after the last dose
the time taken for it to be excreted by the kidneys
QUESTION 18
Which of the following carries blood directly to the liver?
Lymphatic portal circulation
Renal portal circulation
A biochemical pathway
Hepatic portal circulation
partial agonists
insurmountable antagonists
agonist-antagonists
surmountable antagonists
Explanation / Answer
Question 16:
Agonist- antagonists
Antagonist is a drug that attenuates the effect of an agonist..it can be competitive or non - competitive..A competitive antagonist binds to the same site as the agonist but does not activate it,thus block the action.
Question 17:
The time taken for its concentration to decrease from full to one-half,after the last dose
The half-life life of drug is the time it takes for the amount of it in your body to be reduced by half.
Question 18:
Hepatic portal vein
Hepatic portal vein is a blood vessel that carries blood from the gastrointestinal tract,gall bladder, pancrease and spleen to the liver.
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