The nurse is asked to describe what the heart sound S2 represents. What would be the correct response by the nurse?

Closure of the pulmonic and mitral valves

Closure of the tricuspid and mitral valves

Closure of the aortic and pulmonic valves

Closure of the aortic and mitral valves

Closure of the pulmonic and tricuspid valves

Answer and Explanation

The Correct Answer is C

A. The closure of the pulmonic and mitral valves corresponds to heart sound S1, not S2.
B. The tricuspid and mitral valves close with S1.
C. Heart sound S2 represents the closure of the aortic and pulmonic valves, signaling the end of systole and the beginning of diastole.
D. The mitral valve closes with S1, not S2.
E. The pulmonic and tricuspid valves do not correspond with S2.

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Correct Answer is B

Explanation

A. While posterior to anterior comparisons are used, they do not encompass the entire technique for auscultation.
B. Side-to-side comparison is the correct method as it allows for immediate assessment of differences between lung fields and helps to identify abnormal sounds effectively.
C. Interspace-by-interspace comparison is not a commonly recognized term for this method and can lead to confusion in technique.
D. Proximal to distal comparison is not specific to lung auscultation and does not effectively apply to lung assessment.
E. Top-to-bottom comparison may miss abnormalities in a specific region of the lungs; side-to-side is preferred.

A. Provides care that is based on meanings generated by predetermined criteria. B. Provides care that is based on the priorities of the hospital unit workflow. C. Provides care that is the same as the values of the professional health care system. D. Provides care that makes the nurse the leader in determining what is needed. E. Provides care that honors the client's differences and perspectives.

Correct Answer is E

Explanation

A. Providing care based on predetermined criteria may not be responsive to the unique cultural needs of each client.
B. Focusing solely on hospital unit workflow prioritizes efficiency over individualized patient care, which may not respect cultural differences.
C. This approach fails to acknowledge the diverse values and beliefs of clients, which can lead to miscommunication and unmet needs.
D. This implies a top-down approach to care, which may disregard the client’s preferences and cultural context.
E. Honoring the client's differences and perspectives demonstrates the nurse's commitment to culturally responsive care, ensuring that care is tailored to meet the unique needs of each client.

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The nurse is asked to describe what the heart sound S2 represents. What would be the correct response by the nurse?

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Naxlex Comprehensive Predictor Exams

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Explanation

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