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
Nursing Pharmacology MCQs (EXACTLY 20 Questions)
1. Which term refers to the study of what drugs do to the
body?
,A. Pharmacokinetics
B. Pharmacodynamics
C. Toxicology
D. Therapeutics
Correct Answer: B
Rationale: Pharmacodynamics describes the biochemical and
physiologic effects of drugs and their mechanisms of action.
Citation: Lehne’s Pharmacology for Nursing Care, 12th ed., Ch. 1
2. Which process is included in pharmacokinetics?
A. Receptor binding
B. Enzyme inhibition
C. Drug absorption
D. Therapeutic effect
Correct Answer: C
Rationale: Pharmacokinetics includes absorption, distribution,
metabolism, and excretion—what the body does to the drug.
Citation: Lehne’s Pharmacology for Nursing Care, 12th ed., Ch. 1
3. A nurse administers a medication that produces the
expected therapeutic response. This represents which type of
drug effect?
A. Side effect
B. Toxic effect
,C. Primary effect
D. Adverse effect
Correct Answer: C
Rationale: The primary effect is the desired therapeutic
response of a medication.
Citation: Lehne’s Pharmacology for Nursing Care, 12th ed., Ch. 1
4. Which statement best defines a side effect?
A. A life-threatening drug reaction
B. A predictable secondary effect at therapeutic doses
C. An allergic response
D. A medication error
Correct Answer: B
Rationale: Side effects are predictable, often unavoidable
secondary effects occurring at therapeutic doses.
Citation: Lehne’s Pharmacology for Nursing Care, 12th ed., Ch. 1
5. Which factor most directly determines the intensity of a
drug’s response?
A. Patient height
B. Drug dosage
C. Route color
D. Manufacturer
, Correct Answer: B
Rationale: The intensity of a drug’s effect is directly related to
dosage and drug concentration at receptor sites.
Citation: Lehne’s Pharmacology for Nursing Care, 12th ed., Ch. 1
6. A medication produces a harmful unintended effect at
normal doses. This is classified as:
A. Toxicity
B. Allergic reaction
C. Adverse effect
D. Idiosyncratic reaction
Correct Answer: C
Rationale: Adverse effects are unintended, harmful reactions
occurring at normal therapeutic doses.
Citation: Lehne’s Pharmacology for Nursing Care, 12th ed., Ch. 1
7. Which term describes a drug given to prevent disease?
A. Palliative therapy
B. Maintenance therapy
C. Prophylactic therapy
D. Supportive therapy
Correct Answer: C
Rationale: Prophylactic therapy is administered to prevent