Lehne's Pharmacology for Nursing
Care
12th Edition
Author(s)Jacqueline Rosenjack
Burchum; Laura D. Rosenthal
TEST BANK
,
,Question 1 — Easy — MCQ
Which statement best defines pharmacology?
A. The study of how diseases are diagnosed
B. The study of drugs and their effects on living organisms
C. The process of manufacturing medications
D. The study of surgical treatment
Correct Answer:
B. The study of drugs and their effects on living organisms
Rationale:
Pharmacology is the study of drugs and their interactions with
living organisms. A describes diagnosis, C describes
pharmaceutical manufacturing, and D describes surgical rather
than drug therapy.
Question 2 — Easy — MCQ
A nursing student asks what is meant by a “drug” in
pharmacology. Which response is most accurate?
A. A substance used only to cure disease
B. A substance that always produces a beneficial effect
C. A chemical substance that alters biologic function
D. A substance available only by prescription
Correct Answer:
C. A chemical substance that alters biologic function
Rationale:
A drug is a chemical substance capable of altering biologic
function. Drugs may produce beneficial or harmful effects and
may be prescription, nonprescription, or other legally recognized
substances.
, Question 3 — Easy — MCQ
Which term describes the desired clinical goal of
administering a medication?
A. Therapeutic objective
B. Toxicity
C. Drug dependence
D. Drug tolerance
Correct Answer:
A. Therapeutic objective
Rationale:
The therapeutic objective is the desired outcome of drug therapy,
such as reducing pain, controlling blood pressure, or eliminating
an infection. Toxicity refers to harmful effects, while dependence
and tolerance describe specific responses to repeated drug
exposure.
Question 4 — Easy — MCQ
Which property is most important for an ideal drug intended
to treat a specific condition while minimizing effects on other
body systems?
A. High toxicity
B. Selectivity
C. Irreversibility
D. Long duration regardless of need
Correct Answer:
B. Selectivity
Care
12th Edition
Author(s)Jacqueline Rosenjack
Burchum; Laura D. Rosenthal
TEST BANK
,
,Question 1 — Easy — MCQ
Which statement best defines pharmacology?
A. The study of how diseases are diagnosed
B. The study of drugs and their effects on living organisms
C. The process of manufacturing medications
D. The study of surgical treatment
Correct Answer:
B. The study of drugs and their effects on living organisms
Rationale:
Pharmacology is the study of drugs and their interactions with
living organisms. A describes diagnosis, C describes
pharmaceutical manufacturing, and D describes surgical rather
than drug therapy.
Question 2 — Easy — MCQ
A nursing student asks what is meant by a “drug” in
pharmacology. Which response is most accurate?
A. A substance used only to cure disease
B. A substance that always produces a beneficial effect
C. A chemical substance that alters biologic function
D. A substance available only by prescription
Correct Answer:
C. A chemical substance that alters biologic function
Rationale:
A drug is a chemical substance capable of altering biologic
function. Drugs may produce beneficial or harmful effects and
may be prescription, nonprescription, or other legally recognized
substances.
, Question 3 — Easy — MCQ
Which term describes the desired clinical goal of
administering a medication?
A. Therapeutic objective
B. Toxicity
C. Drug dependence
D. Drug tolerance
Correct Answer:
A. Therapeutic objective
Rationale:
The therapeutic objective is the desired outcome of drug therapy,
such as reducing pain, controlling blood pressure, or eliminating
an infection. Toxicity refers to harmful effects, while dependence
and tolerance describe specific responses to repeated drug
exposure.
Question 4 — Easy — MCQ
Which property is most important for an ideal drug intended
to treat a specific condition while minimizing effects on other
body systems?
A. High toxicity
B. Selectivity
C. Irreversibility
D. Long duration regardless of need
Correct Answer:
B. Selectivity
