MEDICATIONS: 2025 RELEASE
• AUTHOR(S)DONNA
GAUWITZ
TEST BANK
1
Reference: Ch. 1 — Definition of Terms / Pharmacology (LO 1-1)
Stem: A newly licensed RN is preparing discharge teaching for a
patient who asks the difference between a drug's
“pharmacodynamics” and “pharmacokinetics.” The nurse needs
to explain both concepts clearly and apply them to the patient's
antihypertensive therapy. Which explanation best reflects the
nurse’s professional teaching?
A. Pharmacokinetics describes the drug’s effect on the body;
pharmacodynamics describes how the body handles the drug.
,B. Pharmacokinetics is how the body absorbs, distributes,
metabolizes, and eliminates the drug; pharmacodynamics is
how the drug affects the body.
C. Pharmacodynamics includes absorption and excretion;
pharmacokinetics includes therapeutic effects and adverse
effects.
D. Pharmacokinetics focuses only on metabolism;
pharmacodynamics focuses only on side effects.
Correct Answer: B
Rationale — Correct (B): This response accurately defines
pharmacokinetics (ADME processes) and pharmacodynamics
(mechanism and effects). Clear differentiation helps patients
understand dosing timing and expected effects, aligning with
patient education standards.
Rationale — Incorrect:
A. Reverses definitions and would misinform the patient.
C. Mixes domains and conflates processes with outcomes,
causing conceptual confusion.
D. Overly narrow and inaccurate; both terms are broader than
described.
Teaching Point: Pharmacokinetics = ADME; pharmacodynamics
= drug effects and mechanism.
Citation: Gauwitz, D. (2025). Administering Medications. Ch. 1.
,2
Reference: Ch. 1 — Drug Sources (LO 1-2)
Stem: A patient asks why some antibiotics are derived from
microbes while others are synthetically produced. The nurse
must decide how to incorporate source information into
medication teaching that affects allergy risk and storage. Which
statement by the nurse is most accurate and clinically useful?
A. “All drugs from natural sources are more likely to cause
allergies than synthetic ones.”
B. “Source affects manufacturing but not clinical monitoring;
focus only on side effects.”
C. “Knowing a drug’s source can help predict cross-reactivity
and inform allergy history assessment.”
D. “Synthetic drugs never interact with other medications, so
monitoring is unnecessary.”
Correct Answer: C
Rationale — Correct (C): Linking drug source to potential cross-
reactivity (e.g., penicillins and cephalosporins) and the
importance of allergy history supports safe administration and
monitoring. This applies pharmacologic knowledge to patient
safety.
Rationale — Incorrect:
, A. Overgeneralizes—natural origin does not universally increase
allergy risk.
B. Ignores clinically relevant implications of source for allergies
and interactions.
D. False and dangerous—synthetic drugs can have interactions
and require monitoring.
Teaching Point: Drug source can inform allergy risk and cross-
reactivity assessment.
Citation: Gauwitz, D. (2025). Administering Medications. Ch. 1.
3
Reference: Ch. 1 — Drug Uses (LO 1-2)
Stem: A 78-year-old patient on multiple medications is
prescribed a new analgesic for osteoarthritis. The primary
provider indicates “off-label” use in the order. The nurse
recognizes off-label prescribing and must decide how to
proceed with patient teaching and safety checks. Which action
is best?
A. Refuse to administer the medication because off-label use is
illegal.
B. Administer as ordered and provide teaching that includes
intended benefit, risks, and rationale for off-label use.
C. Substitute a different, on-label analgesic without contacting