The nurse is asked to describe what the heart sound S1 represents. What would be the correct response by the nurse?
Closure of mitral and aortic valves
Closure of mitral and tricuspid valves
Closure of pulmonic and tricuspid valves
Closure of pulmonic and aortic valves
Closure of aortic and tricuspid valves
The Correct Answer is B
A. This option incorrectly includes the aortic valve rather than the tricuspid valve in the S1 heart sound.
B. S1 represents the closure of the mitral and tricuspid valves, which occurs at the beginning of ventricular systole and produces the "lub" sound.
C. The pulmonic valve closure is associated with the S2 heart sound, not S1.
D. The closure of the pulmonic and aortic valves occurs in S2, not S1.
E. This combination is incorrect, as S1 is associated with mitral and tricuspid valve closure.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is E
Explanation
A. Music can be a soothing nonpharmacologic method to reduce pain and may help with relaxation, even for confused patients, as it typically doesn’t require cognitive engagement.
B. Aromatherapy is generally safe and may offer calming effects for older adults without relying heavily on cognitive processing.
C. Heat application is a physical pain relief method, and as long as safety precautions are taken, it can be used effectively in confused patients.
D. Distraction can be a beneficial technique for pain relief and is often effective without requiring cognitive engagement.
E. Guided Imagery should be avoided in confused older adults, as it relies on the patient's ability to follow instructions and visualize mental images, which can be challenging and potentially frustrating for someone with cognitive impairment.
Correct Answer is ["A","D"]
Explanation
A. Demonstrating an insulin injection shows hands-on learning and mastery of the skill.
B. Attending a course does not confirm comprehension or skill.
C. Watching a nurse apply a dressing does not guarantee learning; active participation is necessary.
D. Listing healthy food choices indicates understanding of dietary education.
E. Nodding does not confirm learning; it may only indicate acknowledgment.
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