Elsevier e-Book on VitalSource, 12th
Edition
by Jacqueline Rosenjack Burchum, DNSc,
FNP-BC, CNE and Laura D. Rosenthal, DNP,
RN, ACNP-BC, FAANP
TEST BANK
Lehne’s Pharmacology for Nursing Care, 12th Edition
Unit I: Introduction
Chapter 1 – Orientation to Pharmacology
EXACTLY 20 Fast-Revision MCQs
1. Which statement best defines pharmacology?
A. The study of herbal medicine
B. The study of drugs and their interactions with living systems
C. The study of disease pathology
D. The study of nursing interventions
,Correct Answer: B
Rationale: Pharmacology is the study of drugs and their
interactions with living organisms.
Citation: Lehne’s Pharmacology for Nursing Care, 12th ed., Ch.
1: Orientation to Pharmacology
2. Pharmacotherapeutics refers to:
A. Drug absorption and metabolism
B. The use of drugs to prevent and treat disease
C. The study of toxic substances
D. The cost analysis of medications
Correct Answer: B
Rationale: Pharmacotherapeutics focuses on the clinical use of
drugs to prevent and treat disease.
Citation: Lehne’s, 12th ed., Ch. 1
3. Which term describes what the body does to a drug?
A. Pharmacodynamics
B. Pharmacotherapeutics
C. Pharmacokinetics
D. Toxicology
Correct Answer: C
Rationale: Pharmacokinetics involves absorption, distribution,
metabolism, and excretion—what the body does to a drug.
Citation: Lehne’s, 12th ed., Ch. 1
,4. Which process is included in pharmacokinetics?
A. Receptor binding
B. Drug metabolism
C. Therapeutic effect
D. Drug selectivity
Correct Answer: B
Rationale: Metabolism is one of the four pharmacokinetic
processes (ADME).
Citation: Lehne’s, 12th ed., Ch. 1
5. Pharmacodynamics is primarily concerned with:
A. Drug elimination
B. Drug-receptor interactions
C. Renal clearance
D. Drug transport proteins
Correct Answer: B
Rationale: Pharmacodynamics examines how drugs produce
effects, including receptor interactions.
Citation: Lehne’s, 12th ed., Ch. 1
6. A drug’s mechanism of action refers to:
A. How it is excreted
B. The way it produces therapeutic effects
, C. Its half-life
D. Its cost
Correct Answer: B
Rationale: Mechanism of action describes how a drug works at
the molecular or cellular level.
Citation: Lehne’s, 12th ed., Ch. 1
7. Which term describes a drug’s ability to produce a
maximum response?
A. Potency
B. Efficacy
C. Affinity
D. Toxicity
Correct Answer: B
Rationale: Efficacy refers to the greatest effect a drug can
produce.
Citation: Lehne’s, 12th ed., Ch. 1
8. A drug that binds to a receptor and produces a response is
a:
A. Partial agonist
B. Antagonist
C. Agonist
D. Competitive inhibitor