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Page 1 of 247
fk fk fk
, Chapter 1: Principles of Pharmacology fk fk fk fk
Multiple Choice fk
1. fk
refer(s) to specific molecular changes that occur when a drug binds to a particular targ
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et site or receptor, while
fk fk fk fk
are the resulting widespread alterationsin function.
fk fk fk fk fk fk
a. Drug action; therapeutic effects fk fk fk
b. Side effects; drug effects fk fk fk
c. Therapeutic effects; side effects fk fk fk
d. Drug action; drug effects fk fk fk
Answer: d fk
Textbook Reference: Pharmacology: The Science of Drug Action
fk fk fk fk fk fk fk
2. After drug administration has occurred, the amount of drug in the blood that is free tobi
fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk
nd at specific target sites is referred to as
fk fk fk fk fk fk fk fk
a. the therapeutic dose.
fk fk
b. first-pass effects. fk
c. bioavailability.
d. ED50.
Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
3. The specific molecular changes that occur when a drug binds to a particular target siteo
fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk
r receptor are referred to as
fk fk fk fk fk
a. drug effects. fk
b. drug action. fk
c. side effects. fk
d. placebo effects. fk
Answer: b fk
Textbook Reference: Pharmacology: The Science of Drug Action
fk fk fk fk fk fk fk
4. Which of the following is not a possible explanation for placebo effects?
fk fk fk fk fk fk fk fk fk fk fk
a. Pavlovian conditioning fk
b. Genetic variation fk
c. Drug competition fk
d. Expectation of outcome fk fk
Answer: c fk
Textbook Reference: Pharmacology: The Science of Drug Action
fk fk fk fk fk fk fk
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fk fk fk
,5. The administration of oxytocin has been proposed as a treatment for autism. fk fk fk fk fk fk fk fk fk fk
a. intravenous
b. oral
c. intranasal
d. intracerebral
Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
6. Which factor does not affect the pharmacokinetics of a drug?
fk fk fk fk fk fk fk fk fk
a. Route of administration
fk fk
b. Lipid solubility
fk
c. Depot binding fk
d. Drug action fk
Answer: d fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
7. First-pass metabolism occurs when drugs are taken
fk fk fk fk fk fk
a. orally.
b. intravenously.
c. subcutaneously.
d. nasally.
Answer: a fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
8. The area postrema is one area in the brain where the
fk fk is not complete. fk fk fk fk fk fk fk fk fk fk
a. cerebrospinal fluid fk
b. blood–brain barrier fk
c. choroid plexus fk
d. phospholipid membrane fk
Answer: b fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
9. First-pass metabolism occurs with orally administered drugs because
fk fk fk fk fk fk fk
a. their absorption is slowed by food.
fk fk fk fk fk
b. drugs absorbed into the bloodstream from the stomach go to the liver on the way tog
fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk
eneral circulation.
fk
c. drugs must first survive the acidic environment of the stomach.
fk fk fk fk fk fk fk fk fk
d. salivary enzymes in the mouth begin the process of metabolism.
fk fk fk fk fk fk fk fk fk
Answer: b fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
10. Toxic substances in the blood trigger a vomiting response by activating the
fk fk fk fk fk fk fk fk fk fk fk
a. blood–brain barrier. fk
b. choroid plexus. fk
c. area postrema.
fk
d. median eminence. fk
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fk fk fk
, Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
11. Drugs administered _ have the most rapid onset of action.
fk fk fk fk fk fk fk fk
a. subcutaneously
b. intramuscularly
c. orally
d. intravenously
Answer: d fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
12. Ionization of a drug depends on the of the solution and the
fk fk fk fk fk fk fk fk fk fk
of thedrug.
fk fk
a. pH; pKafk
b. pKa; pH fk
c. concentration; lipid solubility fk fk
d. pH; concentration
fk
Answer: a fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
13. The absorption of a drug depends on all of the following except
fk fk fk fk fk fk fk fk fk fk fk
a. lipid solubility.
fk
b. ionization.
c. body temperature. fk
d. the concentration of the drug.
fk fk fk fk
Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
14. Drugs that are should be avoided by women of childbearing age.
fk fk fk fk fk fk fk fk fk
a. teratogenic
b. able to cross the placental barrier
fk fk fk fk fk
c. psychoactive
d. highly lipid-soluble fk
Answer: a fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
15. Agents that induce developmental abnormalities in a fetus are known as
fk fk fk fk fk fk fk fk fk fk
a. psychoactive drugs. fk
b. illicit drugs. fk
c. teratogens.
d. placental drugs. fk
Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
16. Depot binding is said to occur when drugs
fk fk fk fk fk fk fk
a. bind to their target sites.
fk fk fk fk
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Page 4 of 247
fk fk fk
Page 1 of 247
fk fk fk
, Chapter 1: Principles of Pharmacology fk fk fk fk
Multiple Choice fk
1. fk
refer(s) to specific molecular changes that occur when a drug binds to a particular targ
fk fk fk fk fk fk fk fk fk fk fk fk fk fk
et site or receptor, while
fk fk fk fk
are the resulting widespread alterationsin function.
fk fk fk fk fk fk
a. Drug action; therapeutic effects fk fk fk
b. Side effects; drug effects fk fk fk
c. Therapeutic effects; side effects fk fk fk
d. Drug action; drug effects fk fk fk
Answer: d fk
Textbook Reference: Pharmacology: The Science of Drug Action
fk fk fk fk fk fk fk
2. After drug administration has occurred, the amount of drug in the blood that is free tobi
fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk
nd at specific target sites is referred to as
fk fk fk fk fk fk fk fk
a. the therapeutic dose.
fk fk
b. first-pass effects. fk
c. bioavailability.
d. ED50.
Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
3. The specific molecular changes that occur when a drug binds to a particular target siteo
fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk
r receptor are referred to as
fk fk fk fk fk
a. drug effects. fk
b. drug action. fk
c. side effects. fk
d. placebo effects. fk
Answer: b fk
Textbook Reference: Pharmacology: The Science of Drug Action
fk fk fk fk fk fk fk
4. Which of the following is not a possible explanation for placebo effects?
fk fk fk fk fk fk fk fk fk fk fk
a. Pavlovian conditioning fk
b. Genetic variation fk
c. Drug competition fk
d. Expectation of outcome fk fk
Answer: c fk
Textbook Reference: Pharmacology: The Science of Drug Action
fk fk fk fk fk fk fk
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Page 2 of 247
fk fk fk
,5. The administration of oxytocin has been proposed as a treatment for autism. fk fk fk fk fk fk fk fk fk fk
a. intravenous
b. oral
c. intranasal
d. intracerebral
Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
6. Which factor does not affect the pharmacokinetics of a drug?
fk fk fk fk fk fk fk fk fk
a. Route of administration
fk fk
b. Lipid solubility
fk
c. Depot binding fk
d. Drug action fk
Answer: d fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
7. First-pass metabolism occurs when drugs are taken
fk fk fk fk fk fk
a. orally.
b. intravenously.
c. subcutaneously.
d. nasally.
Answer: a fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
8. The area postrema is one area in the brain where the
fk fk is not complete. fk fk fk fk fk fk fk fk fk fk
a. cerebrospinal fluid fk
b. blood–brain barrier fk
c. choroid plexus fk
d. phospholipid membrane fk
Answer: b fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
9. First-pass metabolism occurs with orally administered drugs because
fk fk fk fk fk fk fk
a. their absorption is slowed by food.
fk fk fk fk fk
b. drugs absorbed into the bloodstream from the stomach go to the liver on the way tog
fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk fk
eneral circulation.
fk
c. drugs must first survive the acidic environment of the stomach.
fk fk fk fk fk fk fk fk fk
d. salivary enzymes in the mouth begin the process of metabolism.
fk fk fk fk fk fk fk fk fk
Answer: b fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
10. Toxic substances in the blood trigger a vomiting response by activating the
fk fk fk fk fk fk fk fk fk fk fk
a. blood–brain barrier. fk
b. choroid plexus. fk
c. area postrema.
fk
d. median eminence. fk
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fk fk fk
, Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
11. Drugs administered _ have the most rapid onset of action.
fk fk fk fk fk fk fk fk
a. subcutaneously
b. intramuscularly
c. orally
d. intravenously
Answer: d fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
12. Ionization of a drug depends on the of the solution and the
fk fk fk fk fk fk fk fk fk fk
of thedrug.
fk fk
a. pH; pKafk
b. pKa; pH fk
c. concentration; lipid solubility fk fk
d. pH; concentration
fk
Answer: a fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
13. The absorption of a drug depends on all of the following except
fk fk fk fk fk fk fk fk fk fk fk
a. lipid solubility.
fk
b. ionization.
c. body temperature. fk
d. the concentration of the drug.
fk fk fk fk
Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
14. Drugs that are should be avoided by women of childbearing age.
fk fk fk fk fk fk fk fk fk
a. teratogenic
b. able to cross the placental barrier
fk fk fk fk fk
c. psychoactive
d. highly lipid-soluble fk
Answer: a fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
15. Agents that induce developmental abnormalities in a fetus are known as
fk fk fk fk fk fk fk fk fk fk
a. psychoactive drugs. fk
b. illicit drugs. fk
c. teratogens.
d. placental drugs. fk
Answer: c fk
Textbook Reference: Pharmacokinetic Factors Determining Drug Action
fk fk fk fk fk fk
16. Depot binding is said to occur when drugs
fk fk fk fk fk fk fk
a. bind to their target sites.
fk fk fk fk
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fk fk fk