Karch’s Focus on Nursing
Pharmacology
9th Edition
Author(s)Rebecca G. Tucker
TEST BANK
Question 1
Clinical Scenario
A nurse is reviewing a medication administration record for a
patient and notes a prescription for a newly approved synthetic
drug. The patient asks how synthetic drugs differ from drugs
derived from natural sources.
,Question
Which statement by the nurse best describes a primary
advantage of synthetic drugs over drugs derived from natural
sources?
Options
A. Synthetic drugs are entirely free from any risk of adverse or
side effects.
B. Synthetic drugs can be mass-produced with consistent purity
and chemical stability.
C. Synthetic drugs do not require Food and Drug Administration
(FDA) approval.
D. Synthetic drugs are derived directly from unprocessed plant
or animal tissue.
Correct Answer
B
Rationale
Synthetic drugs are chemically engineered in a laboratory
setting. This allows manufacturers to control the exact chemical
structure, ensuring high purity, consistent potency, and stability
from batch to batch, which can be more challenging with
natural sources that vary based on environmental factors.
Why the Other Options Are Incorrect
,A. Synthetic drugs still carry risks of adverse and side effects; no
medication is entirely risk-free.
B. This statement describes natural sources, not synthetic ones.
C. All prescription synthetic drugs must undergo the rigorous
FDA approval process.
D. Natural sources, not synthetic ones, are derived from
unprocessed organic tissues.
Learning Objective
Differentiate between natural and synthetic drug sources,
highlighting the clinical advantages of chemical manufacturing.
Bloom's Taxonomy
Understand
Difficulty
Easy
NCLEX Client Needs Category
Physiological Integrity: Pharmacological and Parenteral
Therapies
NCJMM Clinical Judgment Skill
Recognize Cues
Question 2
, Clinical Scenario
A clinical research nurse is explaining the drug development
process to a group of nursing students. The nurse describes a
phase where a chemical is tested on laboratory animals to
determine its biological effects and safety profile.
Question
Which phase of the drug evaluation process is the nurse
describing?
Options
A. Preclinical Trials
B. Phase I Studies
C. Phase II Studies
D. Phase III Studies
Correct Answer
A
Rationale
Preclinical trials involve testing experimental chemicals on
laboratory animals or in vitro tissue cultures. The primary goals
are to determine whether the drug has a presumed therapeutic
effect and to evaluate it for obvious toxicities before exposing
human subjects.
Pharmacology
9th Edition
Author(s)Rebecca G. Tucker
TEST BANK
Question 1
Clinical Scenario
A nurse is reviewing a medication administration record for a
patient and notes a prescription for a newly approved synthetic
drug. The patient asks how synthetic drugs differ from drugs
derived from natural sources.
,Question
Which statement by the nurse best describes a primary
advantage of synthetic drugs over drugs derived from natural
sources?
Options
A. Synthetic drugs are entirely free from any risk of adverse or
side effects.
B. Synthetic drugs can be mass-produced with consistent purity
and chemical stability.
C. Synthetic drugs do not require Food and Drug Administration
(FDA) approval.
D. Synthetic drugs are derived directly from unprocessed plant
or animal tissue.
Correct Answer
B
Rationale
Synthetic drugs are chemically engineered in a laboratory
setting. This allows manufacturers to control the exact chemical
structure, ensuring high purity, consistent potency, and stability
from batch to batch, which can be more challenging with
natural sources that vary based on environmental factors.
Why the Other Options Are Incorrect
,A. Synthetic drugs still carry risks of adverse and side effects; no
medication is entirely risk-free.
B. This statement describes natural sources, not synthetic ones.
C. All prescription synthetic drugs must undergo the rigorous
FDA approval process.
D. Natural sources, not synthetic ones, are derived from
unprocessed organic tissues.
Learning Objective
Differentiate between natural and synthetic drug sources,
highlighting the clinical advantages of chemical manufacturing.
Bloom's Taxonomy
Understand
Difficulty
Easy
NCLEX Client Needs Category
Physiological Integrity: Pharmacological and Parenteral
Therapies
NCJMM Clinical Judgment Skill
Recognize Cues
Question 2
, Clinical Scenario
A clinical research nurse is explaining the drug development
process to a group of nursing students. The nurse describes a
phase where a chemical is tested on laboratory animals to
determine its biological effects and safety profile.
Question
Which phase of the drug evaluation process is the nurse
describing?
Options
A. Preclinical Trials
B. Phase I Studies
C. Phase II Studies
D. Phase III Studies
Correct Answer
A
Rationale
Preclinical trials involve testing experimental chemicals on
laboratory animals or in vitro tissue cultures. The primary goals
are to determine whether the drug has a presumed therapeutic
effect and to evaluate it for obvious toxicities before exposing
human subjects.
