Pharmacology Exam 1 - Multiple Choice Questions And Correct Answers (Verified Answers) Plus Rationales 2026

PHARMACOLOGY EXAM 1 - MULTIPLE
CHOICE QUESTIONS AND CORRECT
ANSWERS (VERIFIED ANSWERS) PLUS
RATIONALES 2026
1. The study of drug absorption, distribution, metabolism, and excretion is known a
vx vx vx vx vx vx vx vx vx vx vx vx


svx


A. pharmacotherapeutics
vx


B. pharmacodynamics
vx


C. pharmacokinetics
vx


D. pharmacy
vx


E. posology - ANSWERS-C
vx vx vx




2. The medical situation when a particular drug should not be administered is referr
vx vx vx vx vx vx vx vx vx vx vx vx vx


ed to as
vx vx


A. side effect
vx vx


B. adverse effect
vx vx


C. drug allergy
vx vx


D. contraindication
vx


E. antagonism - ANSWERS-D
vx vx vx




3. An unusual or unexpected drug reaction by an individual is known as
vx vx vx vx vx vx vx vx vx vx vx vx


A. toxic effect
vx vx


B. antagonism
vx


C. idiosyncrasy
vx


D. side effect
vx vx


E. drug allergy - ANSWERS-C
vx vx vx vx




4. The proprietary drug name supplied by a pharmaceutical company is also referre
vx vx vx vx vx vx vx vx vx vx vx vx


d to as the
vx vx vx


A. generic name
vx vx


B. over-the-counter name
vx vx


C. trade name
vx vx


D. chemical name
vx vx


E. none of these - ANSWERS-C
vx vx vx vx vx




5. The time from drug administration to the first observable drug effect is known as
vx vx vx vx vx vx vx vx vx vx vx vx vx vx vx


the vx


A. duration of action
vx vx vx


B. onset of action
vx vx vx


C. ceiling effect
vx vx


D. maximal response
vx vx


E. ceiling effect - ANSWERS-B
vx vx vx vx

,6. A drug that has the potential for abuse and is regulated by the Drug Enforcemen
vx vx vx vx vx vx vx vx vx vx vx vx vx vx vx


t Agency is classified as a
vx vx vx vx vx vx


A. poison vx


B. OTC drug
vx vx


C. prescription drug
vx vx


D. controlled substance
vx vx


E. nonproprietary drug - ANSWERS-D
vx vx vx vx




7. Select the term below that relates to the amount of drug administered to produce
vx vx vx vx vx vx vx vx vx vx vx vx vx vx


a therapeutic effect.
vx vx vx vx


A. posology
vx


B. toxicology
vx


C. pharmacodynamics
vx


D. pharmacotherapeutics
vx


E. pharmacy - ANSWERS-A
vx vx vx




8. A medication that does not require a physician's service to obtain is referred to a
vx vx vx vx vx vx vx vx vx vx vx vx vx vx vx


s vx


A. trade vx


B. nonproprietary
vx


C. nonprescription
vx


D. brand vx


E. generic - ANSWERS-C
vx vx vx




9. Which of the following could be categorized as an adverse reaction?
vx vx vx vx vx vx vx vx vx vx vx vx


A. idiosyncrasy
vx


B. drug allergy
vx vx


C. teratogenicity
vx


D. carcinogenicity
vx


E. all of these - ANSWERS-E
vx vx vx vx vx




10. The time a drug continues to produce its effect is its
vx vx vx vx vx vx vx vx vx vx vx


A. ED50 vx


B. maximal response
vx vx


C. ceiling effect
vx vx


D. onset of action
vx vx vx


E. duration of action - ANSWERS-E
vx vx vx vx vx




. The drug administration route demonstrating the slowest onset of action is
vx vx vx vx vx vx vx vx vx vx vx


A. inhalation
vx


B. transdermal
vx


C. intramuscular
vx


D. sublingual
vx


E. intravenous - ANSWERS-B
vx vx vx




In order for drugs to cross the blood-brain barrier, they must be
vx vx vx vx vx vx vx vx vx vx vx


A. ionizedvx


B. positively charged
vx vx


C. water soluble
vx vx


D. lipid soluble
vx vx

, E. negatively charged - ANSWERS-D
vx vx vx vx




13. First-pass metabolism refers to the metabolism of drugs in the
vx vx vx vx vx vx vx vx vx vx


A. kidney
vx


B. blood vessels
vx vx


C. liver
vx


D. heart
vx


E. adipose tissue - ANSWERS-C
vx vx vx vx




14. Drug X has a half-
vx vx vx vx vx


life of 6 hours. How much drug is left in the body 18 hours after an IV injection of 1
vx vx vx vx vx vx vx vx vx vx vx vx vx vx vx vx vx vx vx


200 milligrams (mg)? - ANSWERS-B
vx vx vx vx




15. Drugs that have demonstrated teratogenic effects in women are classified as Pr
vx vx vx vx vx vx vx vx vx vx vx vx


egnancy Category vx vx


A. Bvx


B. Cvx


C. Dvx


D. Xvx


E. NR - ANSWERS-D= x
vx vx vx vx




16. When a drug increases the rate of drug metabolism of other drugs, the process
vx vx vx vx vx vx vx vx vx vx vx vx vx vx v


is termed
x vx


A. first-pass metabolism
vx vx


B. enzyme induction
vx vx


C. enzyme inhibition
vx vx


D. enterohepatic cycling
vx vx


E. microsomal inhibition - ANSWERS-B
vx vx vx vx




17. The rate of drug absorption would be increased by which of the following?
vx vx vx vx vx vx vx vx vx vx vx vx vx


A. drug ionization
vx vx


B. water solubility
vx vx


C. positively charged drug
vx vx vx


D. negatively charged drug
vx vx vx


E. lipid solubility - ANSWERS-E
vx vx vx vx




18. Which factor of individual variation is dependent upon the patient's attitude towa
vx vx vx vx vx vx vx vx vx vx vx vx


rd treatment?
vx


A. weight
vx


B. age
vx


C. genetic variation
vx vx


D. placebo effect
vx vx


E. gender - ANSWERS-D
vx vx vx




19. Which FDA pregnancy category would appear to be the safest for a developing
vx vx vx vx vx vx vx vx vx vx vx vx vx v


fetus?
x


A. Category A
vx vx


B. Category B
vx vx


C. Category C
vx vx


D. Category D
vx vx