A psychiatric–mental health nurse is aware of the importance of theories in the development and delivery of care. Which of the following is the best definition of a theory?
A) A group of related concepts or ideas
B) A person's or group's beliefs about how something happens or works
C) A prediction about two or more concepts
D) A researchable question related to health care
Ans: B
Feedback:
A theory is a person's or group's beliefs about how something happens or works. Theories have different explanations to account for human behavior. They also promote interventions consistent with the tenets of their theories.
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