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?
Lack of sufficient oxygen to the myocardium.
Increased cardiac workload.
Interrupted electrical activity to areas of the heart.
Lack of nutrients to the heart.
The Correct Answer is A
Choice A reason: The myocardium requires a constant supply of oxygen to function properly. Coronary artery disease (CAD) causes a reduction in blood flow due to narrowed or blocked coronary arteries, leading to a lack of oxygen in the heart muscle, which can result in angina or chest pain.
Choice B reason: While increased cardiac workload can exacerbate chest pain, it is not the primary cause of pain in CAD. The pain is primarily due to ischemia, which is the lack of oxygen and nutrients to the heart tissue due to reduced blood flow.
Choice C reason: Interrupted electrical activity can lead to arrhythmias or heart attack, but it is not the direct cause of pain in CAD. The pain is related to ischemia, not electrical disturbances.
Choice D reason: A lack of nutrients, including oxygen, to the heart does contribute to the pain experienced in CAD; however, the primary factor is the insufficient oxygen supply, which is explicitly stated in choice A.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A reason: While rest may help alleviate nausea, it is not the first action a nurse should take when a client on digoxin reports nausea, as it could be a sign of toxicity.
Choice B reason: A dietary consult may be beneficial in the long term but is not the immediate priority when a client reports nausea, which could be a symptom of digoxin toxicity.
Choice C reason: Requesting an order for an antiemetic is not the first step without assessing whether the nausea is due to digoxin toxicity, which can be life-threatening.
Choice D reason: Checking the client's vital signs is the correct first action because nausea can be a sign of digoxin toxicity, and vital signs may reveal other symptoms of toxicity.
Correct Answer is C
Explanation
Choice A reason: Schizophrenia is a diagnosis, not a symptom, and involves a range of symptoms including delusions, hallucinations, and disorganized thinking.
Choice B reason: Auditory hallucinations involve hearing voices or sounds that are not there and are not described in the scenario.
Choice C reason: Delusions of grandeur involve beliefs of having more power, wealth, smarts, or other grand traits than is true, which fits the description of Marge's belief about advising the mayor.
Choice D reason: Delusions of persecution involve beliefs that others are out to harm or harass the individual, which is not indicated in Marge's behavior.
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