Karch’s Focus on Nursing
Pharmacology
9th Edition
Author(s)Rebecca G. Tucker
TEST BANK
Question 1
Clinical Scenario
,A nursing student asks the instructor why many medications
used in modern practice originally came from plants.
Question
Which statement best describes a natural source of drugs?
Options
A. Drugs manufactured entirely in laboratories without natural
materials
B. Drugs obtained from plants, animals, or minerals
C. Drugs developed only through genetic engineering
D. Drugs produced only from synthetic chemicals
Correct Answer
B. Drugs obtained from plants, animals, or minerals
Rationale
Natural drug sources include plants, animals, and minerals.
Examples include insulin originally obtained from animal
pancreases and digoxin derived from foxglove plants.
Understanding drug origins helps nurses recognize historical
drug development and potential allergies.
,Why the Other Options Are Incorrect
A: Describes synthetic drugs.
C: Refers to biotechnology products.
D: Synthetic drugs are not natural sources.
Learning Objective
Identify major sources of drugs.
Bloom's Taxonomy
Remember
Difficulty
Easy
NCLEX Client Needs Category
Pharmacological and Parenteral Therapies
NCJMM Clinical Judgment Skill
Recognize Cues
Question 2
Clinical Scenario
, A patient asks why a newly prescribed medication required
years of testing before becoming available.
Question
Which stage of drug development primarily evaluates safety in
healthy volunteers?
Options
A. Phase I studies
B. Phase II studies
C. Phase III studies
D. Phase IV studies
Correct Answer
A. Phase I studies
Rationale
Phase I trials involve small numbers of healthy volunteers and
focus primarily on safety, dosage ranges, and pharmacokinetics.
Why the Other Options Are Incorrect
B: Tests effectiveness in patients with the disease.
C: Large patient studies establish safety and effectiveness.
Pharmacology
9th Edition
Author(s)Rebecca G. Tucker
TEST BANK
Question 1
Clinical Scenario
,A nursing student asks the instructor why many medications
used in modern practice originally came from plants.
Question
Which statement best describes a natural source of drugs?
Options
A. Drugs manufactured entirely in laboratories without natural
materials
B. Drugs obtained from plants, animals, or minerals
C. Drugs developed only through genetic engineering
D. Drugs produced only from synthetic chemicals
Correct Answer
B. Drugs obtained from plants, animals, or minerals
Rationale
Natural drug sources include plants, animals, and minerals.
Examples include insulin originally obtained from animal
pancreases and digoxin derived from foxglove plants.
Understanding drug origins helps nurses recognize historical
drug development and potential allergies.
,Why the Other Options Are Incorrect
A: Describes synthetic drugs.
C: Refers to biotechnology products.
D: Synthetic drugs are not natural sources.
Learning Objective
Identify major sources of drugs.
Bloom's Taxonomy
Remember
Difficulty
Easy
NCLEX Client Needs Category
Pharmacological and Parenteral Therapies
NCJMM Clinical Judgment Skill
Recognize Cues
Question 2
Clinical Scenario
, A patient asks why a newly prescribed medication required
years of testing before becoming available.
Question
Which stage of drug development primarily evaluates safety in
healthy volunteers?
Options
A. Phase I studies
B. Phase II studies
C. Phase III studies
D. Phase IV studies
Correct Answer
A. Phase I studies
Rationale
Phase I trials involve small numbers of healthy volunteers and
focus primarily on safety, dosage ranges, and pharmacokinetics.
Why the Other Options Are Incorrect
B: Tests effectiveness in patients with the disease.
C: Large patient studies establish safety and effectiveness.
