When conducting nursing research, what is the

primary purpose of a literature review?

 a. To summarize the key findings of the researcher's

own study

 b. To identify existing knowledge and gaps in the

literature related to the research topic

 c. To provide a detailed description of the research

methodology used

 d. To present the statistical analysis of the research

data

 Answer: b. To identify existing knowledge and gaps

in the literature related to the research topic

 Rationale: A literature review in nursing research

serves to examine existing literature and identify gaps

in knowledge, helping to inform the research focus

and contribute to the existing body of knowledge.

Which research design is best suited for investigating

cause-and-effect relationships between variables in

nursing research?

 a. Descriptive design

 b. Correlational design

 c. Experimental design

 d. Cross-sectional design

 Answer: c. Experimental design