- The method in which a drug is absorbed by flowing from a high concen-
tration to a low concentration is called:
(a) active diffusion.
(b) pinocytosis.
(c) passive diffusion.
(d) absorption rate. - All drugs are absorbed immediately when they are administered.
(a) True
(b) False - Lipid soluble drugs are absorbed more quickly than water-soluble drugs.
(a) True
(b) False - Bioavailability is
(a) the quantity of drug in a vial.
(b) the quantity of drug injected into the body.
(c) the number of drug particles in a dose.
(d) the percentage of a dose that reaches the bloodstream. - Primary loading is the first measured quantity of drug that is eliminated
from the body.
(a) True
(b) False - A drug that causes a nonspecific physiological response is called a(n)
(a) agonist.
(b) metabolite.
(c) protein.
(d) molecule. - Insulin is a type of inhibition drug.
(a) True
(b) False - Therapeutic index identifies the margin of safety of the drug
(a) True
(b) False
(^40) CHAPTER 2 Drug Action and Drug Interactions