Karch’s Focus on Nursing
Pharmacology
9th Edition
Author(s)Rebecca G. Tucker
TEST BANK
✅ Question 1 (Easy)
Clinical Scenario
A nursing student is learning about different drug sources
during pharmacology class.
,Question
Which statement best describes drugs derived from plants?
Options
A. They are always safer than synthetic drugs
B. They are classified as synthetic compounds
C. They are considered natural sources of drugs
D. They do not require FDA approval
Correct Answer: C
Rationale
Drugs derived from plants (e.g., digoxin, morphine) are
considered natural sources. These drugs undergo the same
regulatory and safety evaluations as synthetic drugs.
Why the Other Options Are Incorrect
A: Natural does not mean safer—many plant-derived drugs
can be toxic
B: They are not synthetic; they originate from natural
sources
D: All drugs require FDA evaluation regardless of source
,Learning Objective
Identify sources of drugs and their classifications.
Bloom’s Taxonomy: Remember
Difficulty: Easy
NCLEX Category: Pharmacological and Parenteral Therapies
NCJMM Skill: Recognize Cues
✅ Question 2 (Easy)
Clinical Scenario
A nurse is reviewing drug development phases.
Question
Which phase of clinical trials focuses on determining drug
safety in healthy volunteers?
Options
A. Phase I
B. Phase II
C. Phase III
D. Phase IV
Correct Answer: A
, Rationale
Phase I trials involve healthy volunteers and assess safety,
dosage range, and pharmacokinetics.
Why the Other Options Are Incorrect
B: Phase II evaluates effectiveness in patients with the
disease
C: Phase III compares the drug to standard therapy
D: Phase IV occurs after FDA approval
Learning Objective
Describe phases of clinical drug trials.
Bloom’s Taxonomy: Understand
Difficulty: Easy
NCLEX Category: Pharmacological and Parenteral Therapies
NCJMM Skill: Recognize Cues
✅ Question 3 (Easy)
Clinical Scenario
A patient asks why a medication is prescribed for a condition
not listed on the label.
Pharmacology
9th Edition
Author(s)Rebecca G. Tucker
TEST BANK
✅ Question 1 (Easy)
Clinical Scenario
A nursing student is learning about different drug sources
during pharmacology class.
,Question
Which statement best describes drugs derived from plants?
Options
A. They are always safer than synthetic drugs
B. They are classified as synthetic compounds
C. They are considered natural sources of drugs
D. They do not require FDA approval
Correct Answer: C
Rationale
Drugs derived from plants (e.g., digoxin, morphine) are
considered natural sources. These drugs undergo the same
regulatory and safety evaluations as synthetic drugs.
Why the Other Options Are Incorrect
A: Natural does not mean safer—many plant-derived drugs
can be toxic
B: They are not synthetic; they originate from natural
sources
D: All drugs require FDA evaluation regardless of source
,Learning Objective
Identify sources of drugs and their classifications.
Bloom’s Taxonomy: Remember
Difficulty: Easy
NCLEX Category: Pharmacological and Parenteral Therapies
NCJMM Skill: Recognize Cues
✅ Question 2 (Easy)
Clinical Scenario
A nurse is reviewing drug development phases.
Question
Which phase of clinical trials focuses on determining drug
safety in healthy volunteers?
Options
A. Phase I
B. Phase II
C. Phase III
D. Phase IV
Correct Answer: A
, Rationale
Phase I trials involve healthy volunteers and assess safety,
dosage range, and pharmacokinetics.
Why the Other Options Are Incorrect
B: Phase II evaluates effectiveness in patients with the
disease
C: Phase III compares the drug to standard therapy
D: Phase IV occurs after FDA approval
Learning Objective
Describe phases of clinical drug trials.
Bloom’s Taxonomy: Understand
Difficulty: Easy
NCLEX Category: Pharmacological and Parenteral Therapies
NCJMM Skill: Recognize Cues
✅ Question 3 (Easy)
Clinical Scenario
A patient asks why a medication is prescribed for a condition
not listed on the label.
