BSN3A Evidence-Based Nursing Practice
Exam Questions & [Verified Answers],
Plus Explained Rationales|2026 Latest
Update| Instant Download PDF
1. What is the primary purpose of evidence-based nursing practice?
A. To ensure that nurses follow traditional practices
B. To reduce the need for clinical judgment
C. To integrate the best available evidence with clinical expertise and
patient preferences
D. To eliminate variations in nursing care
Answer: C
Rationale: Evidence-based nursing practice combines current, high-
quality research evidence with the nurse’s clinical expertise and the
patient’s values, preferences, and circumstances.
2. Which component is essential when implementing evidence-based
practice?
A. Personal opinion only
B. Physician preference only
C. Hospital tradition
D. Best available research evidence
Answer: D
1|Page
,Rationale: Evidence-based practice requires consideration of the best
available research evidence along with clinical expertise and patient
preferences.
3. A nurse wants to determine whether hourly rounding reduces
patient falls. Which type of question is being developed?
A. Background question
B. Foreground clinical question
C. Philosophical question
D. Historical question
Answer: B
Rationale: A foreground question addresses a specific clinical problem
and is commonly structured using a framework such as PICO.
4. In the PICO framework, what does the letter “P” represent?
A. Prediction
B. Probability
C. Population or patient problem
D. Practice setting
Answer: C
Rationale: In PICO, P identifies the patient population, condition, or
problem being addressed.
5. What does the “I” in PICO represent?
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,A. Investigation
B. Intervention
C. Information
D. Implementation
Answer: B
Rationale: The I represents the intervention, treatment, exposure, or
practice change being evaluated.
6. What does the “C” in PICO represent?
A. Clinical outcome
B. Case study
C. Comparison or control
D. Clinical setting
Answer: C
Rationale: C identifies the alternative intervention, usual care,
placebo, or control against which the intervention is compared.
7. What does the “O” in PICO represent?
A. Observation
B. Organization
C. Occurrence
D. Outcome
Answer: D
Rationale: The outcome identifies the measurable result expected
from the intervention, such as reduced pain, fewer falls, or improved
blood pressure.
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, 8. Which is the best example of a well-developed PICO question?
A. Are pressure injuries bad?
B. What do nurses think about wound care?
C. In hospitalized immobile adults, does repositioning every 2 hours
compared with usual repositioning reduce pressure injury
development?
D. Why do patients develop pressure injuries?
Answer: C
Rationale: The question clearly identifies the population, intervention,
comparison, and outcome, making it suitable for an evidence search.
9. Which source generally provides the highest level of evidence for
determining the effectiveness of an intervention?
A. Expert opinion
B. Case report
C. Narrative review
D. Systematic review or meta-analysis of randomized controlled trials
Answer: D
Rationale: Systematic reviews and meta-analyses synthesize findings
from multiple studies and can provide strong evidence when the
included studies are high quality.
10. Which study design is most appropriate for evaluating the
effectiveness of a new nursing intervention?
4|Page
Exam Questions & [Verified Answers],
Plus Explained Rationales|2026 Latest
Update| Instant Download PDF
1. What is the primary purpose of evidence-based nursing practice?
A. To ensure that nurses follow traditional practices
B. To reduce the need for clinical judgment
C. To integrate the best available evidence with clinical expertise and
patient preferences
D. To eliminate variations in nursing care
Answer: C
Rationale: Evidence-based nursing practice combines current, high-
quality research evidence with the nurse’s clinical expertise and the
patient’s values, preferences, and circumstances.
2. Which component is essential when implementing evidence-based
practice?
A. Personal opinion only
B. Physician preference only
C. Hospital tradition
D. Best available research evidence
Answer: D
1|Page
,Rationale: Evidence-based practice requires consideration of the best
available research evidence along with clinical expertise and patient
preferences.
3. A nurse wants to determine whether hourly rounding reduces
patient falls. Which type of question is being developed?
A. Background question
B. Foreground clinical question
C. Philosophical question
D. Historical question
Answer: B
Rationale: A foreground question addresses a specific clinical problem
and is commonly structured using a framework such as PICO.
4. In the PICO framework, what does the letter “P” represent?
A. Prediction
B. Probability
C. Population or patient problem
D. Practice setting
Answer: C
Rationale: In PICO, P identifies the patient population, condition, or
problem being addressed.
5. What does the “I” in PICO represent?
2|Page
,A. Investigation
B. Intervention
C. Information
D. Implementation
Answer: B
Rationale: The I represents the intervention, treatment, exposure, or
practice change being evaluated.
6. What does the “C” in PICO represent?
A. Clinical outcome
B. Case study
C. Comparison or control
D. Clinical setting
Answer: C
Rationale: C identifies the alternative intervention, usual care,
placebo, or control against which the intervention is compared.
7. What does the “O” in PICO represent?
A. Observation
B. Organization
C. Occurrence
D. Outcome
Answer: D
Rationale: The outcome identifies the measurable result expected
from the intervention, such as reduced pain, fewer falls, or improved
blood pressure.
3|Page
, 8. Which is the best example of a well-developed PICO question?
A. Are pressure injuries bad?
B. What do nurses think about wound care?
C. In hospitalized immobile adults, does repositioning every 2 hours
compared with usual repositioning reduce pressure injury
development?
D. Why do patients develop pressure injuries?
Answer: C
Rationale: The question clearly identifies the population, intervention,
comparison, and outcome, making it suitable for an evidence search.
9. Which source generally provides the highest level of evidence for
determining the effectiveness of an intervention?
A. Expert opinion
B. Case report
C. Narrative review
D. Systematic review or meta-analysis of randomized controlled trials
Answer: D
Rationale: Systematic reviews and meta-analyses synthesize findings
from multiple studies and can provide strong evidence when the
included studies are high quality.
10. Which study design is most appropriate for evaluating the
effectiveness of a new nursing intervention?
4|Page
