the nurse is administering enoxaparin lovenox to a client what is the most important lab value to monitor
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Nursing Elites

ATI RN

Cardiovascular System Exam

1. When administering enoxaparin (Lovenox) to a client, what is the most important lab value to monitor?

Correct answer: A

Rationale: The correct answer is A: Platelet count. When administering enoxaparin (Lovenox), it is crucial to monitor the platelet count because enoxaparin can cause a rare but serious side effect known as heparin-induced thrombocytopenia, which is a decrease in platelet count that can lead to increased risk of bleeding. Monitoring the platelet count allows for early detection of this potential complication. Choices B, C, and D are incorrect because aPTT, Hemoglobin, and INR are not the most important lab values to monitor specifically when administering enoxaparin.

2. Which condition is characterized by fluid collection in the lungs, making it difficult to breathe?

Correct answer: A

Rationale: The correct answer is A, Pulmonary edema. Pulmonary edema is a condition where fluid accumulates in the air sacs of the lungs, causing breathing difficulty. Pleurisy (choice B) is inflammation of the pleura causing chest pain. Pleural effusion (choice C) is the buildup of excess fluid in the pleural space, the area between the layers of tissue that line the lungs and chest cavity. Pneumothorax (choice D) is the presence of air in the pleural space, which can cause a lung to collapse.

3. Which condition occurs when the heart muscle is damaged due to a lack of oxygen, often resulting from a heart attack?

Correct answer: A

Rationale: The correct answer is A: Myocardial infarction. Myocardial infarction, commonly known as a heart attack, is the condition where the heart muscle is damaged due to a lack of oxygen, typically caused by a blocked coronary artery. Angina (choice B) is chest pain or discomfort that occurs when the heart muscle doesn't receive enough oxygen-rich blood. Pericarditis (choice C) is the inflammation of the pericardium, the thin sac-like membrane surrounding the heart. Pulmonary embolism (choice D) is a blockage in one of the pulmonary arteries in the lungs, often caused by a blood clot.

4. Which type of medication helps to lower cholesterol levels in the blood?

Correct answer: A

Rationale: Statins are a type of medication specifically designed to lower cholesterol levels in the blood by inhibiting an enzyme involved in cholesterol production. Beta-blockers are mainly used to treat conditions like high blood pressure and heart problems by reducing the heart rate and workload. ACE inhibitors are used to manage conditions like high blood pressure and heart failure by relaxing blood vessels. Diuretics are medications that help the body get rid of excess salt and water by increasing urine production. Therefore, in the context of lowering cholesterol levels, statins are the most appropriate choice.

5. Which condition involves the heart muscle becoming abnormally thickened, reducing its ability to pump blood?

Correct answer: A

Rationale: The correct answer is A: Hypertrophic cardiomyopathy. In this condition, the heart muscle thickens, leading to a decreased ability to pump blood effectively. Choice B, Dilated cardiomyopathy, is characterized by the heart chambers enlarging and weakening. Choice C, Restrictive cardiomyopathy, involves the heart muscle becoming rigid and less compliant. Choice D, Ischemic cardiomyopathy, is when the heart muscle is weakened due to reduced blood flow.

Similar Questions

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