During the cardiac cycle, heart sounds correlate with events of the cycle. Which is being associated with systole?
S2
S1
S4
S3
The Correct Answer is B
A. S2: This sound, also known as "dub," occurs during diastole when the semilunar valves close.
B. S1: This sound, also known as "lub," occurs during systole when the atrioventricular valves close, marking the beginning of systole.
C. S4: This sound is an abnormal heart sound associated with late diastole, not systole.
D. S3: This sound is associated with early diastole and is typically related to rapid ventricular filling, not systole.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. It is easiest for the client to learn: While the ease of learning is important, the primary goal is effective detection of masses.
B. It takes the least amount of time: The time taken is less critical than the effectiveness of the technique in detecting abnormalities.
C. It causes the least amount of pain: Minimizing pain is not the main reason for choosing a particular technique; effectiveness in detecting masses is more critical.
D. It is the best technique to detect masses: The recommended pattern, often the vertical strip or circular pattern, is chosen because it is the most effective way to systematically cover the breast tissue and increase the likelihood of detecting abnormalities or masses.
Correct Answer is B
Explanation
A. Anterior chest: While the anterior chest examination is important, axillary palpation is more specific to the breast area.
B. Breasts: Palpation of the axillae is part of the breast examination to check for lymph nodes or masses.
C. Heart: The heart is assessed through auscultation and palpation of the chest, not the axillae.
D. Neck: The neck examination does not typically involve palpation of the axillae.
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