The nurse is reinforcing teaching to the patient about the cause of pain from coronary artery disease. The nurse would evaluate the patient as understanding the education if the patient stated which of the following causes the pain from coronary artery disease?

Interrupted electrical activity to areas of the heart

Lack of sufficient oxygen to the myocardium

Increased cardiac workload

Lack of nutrients into the heart

Answer and Explanation

The Correct Answer is B

Choice A reason: Interrupted electrical activity to areas of the heartWhen it comes to the pain associated with coronary artery disease (CAD), interrupted electrical activity is not the primary cause. While abnormal electrical activity can lead to arrhythmias, it is not the primary source of pain in CAD. The pain in CAD is primarily related to inadequate blood flow and oxygen supply to the heart muscle.

Choice B reason: Lack of sufficient oxygen to the myocardiumThis is the correct answer. Coronary artery disease results in the narrowing or blockage of coronary arteries, which supply oxygen-rich blood to the heart muscle. When these arteries become narrowed due to plaque buildup (atherosclerosis), the heart muscle does not receive enough oxygen. This insufficient oxygen supply leads to chest pain (angina) and discomfort.

Choice C reason: Increased cardiac workloadWhile increased cardiac workload can contribute to heart-related symptoms, it is not the primary cause of pain in coronary artery disease. Increased workload may occur during physical exertion or stress, but the underlying issue in CAD is the reduced blood flow due to narrowed or blocked arteries.

Choice D reason: Lack of nutrients into the heartWhile nutrients are essential for overall heart health, the primary concern in coronary artery disease is the lack of oxygen supply. The pain associated with CAD is primarily related to inadequate oxygen delivery to the heart muscle, not specifically a lack of nutrients.

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Correct Answer is A

Explanation

Choice A reason: A rapid weight gain is a common sign of fluid retention, which can indicate an exacerbation of heart failure.

Choice B reason: Being able to breathe easier would typically indicate an improvement in heart failure symptoms, not an exacerbation.

Choice C reason: Cooking dinner suggests a level of activity that is not indicative of an exacerbation of heart failure.

Choice D reason: The absence of swelling in the feet would generally be a positive sign, not indicative of an exacerbation of heart failure.

A. Creatine kinase B. Myoglobin C. Troponin D. Serum B-type natriuretic peptide (BNP)

Correct Answer is D

Explanation

Choice A reason: Creatine kinase can be elevated in heart failure but is not as specific as BNP for this condition.

Choice B reason: Myoglobin is a muscle protein that can be released into the bloodstream after muscle injury, including heart muscle, but it is not as specific for heart failure as BNP.

Choice C reason: Troponin is a marker of heart muscle injury and can be elevated in heart failure, but BNP is more directly related to the diagnosis and severity of heart failure.

Choice D reason: Serum B-type natriuretic peptide (BNP) is specifically released by the ventricles in response to excessive stretching of heart muscle cells, making it a key marker for heart failure. Elevated levels of BNP are directly correlated with the severity of heart failure and are important for both diagnosis and management.

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The nurse is reinforcing teaching to the patient about the cause of pain from coronary artery disease. The nurse would evaluate the patient as understanding the education if the patient stated which of the following causes the pain from coronary artery disease?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

Which statement made by a patient indicates a possible exacerbation of heart failure (HF)?

Correct Answer is A

Explanation

The nurse reviews the lab test results of a patient who has heart failure (HF). Which test result would be most important for the nurse to report to the healthcare provider (HCP)?

Correct Answer is D

Explanation

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