Nursing Elites

1. What is the condition where the heart's mitral valve does not close properly, allowing blood to leak backward into the left atrium?

• A. Mitral regurgitation
• B. Aortic stenosis
• C. Tricuspid regurgitation
• D. Pulmonary hypertension

Correct answer: A

Rationale: Mitral regurgitation is the condition where the heart's mitral valve does not close properly, allowing blood to leak backward into the left atrium. This can result in symptoms like shortness of breath and fatigue. Choices B, C, and D are incorrect because aortic stenosis, tricuspid regurgitation, and pulmonary hypertension involve different heart valves or conditions, not the mitral valve specifically.

2. What diagnostic procedure uses sound waves to create images of the heart and assess its structure and function?

• A. Echocardiogram
• B. MRI
• C. CT scan
• D. X-ray

Correct answer: A

Rationale: An echocardiogram is the correct answer because it is a diagnostic procedure that uses sound waves to create images of the heart, enabling doctors to assess its structure and function. This imaging technique is specifically designed for cardiac assessment. MRI (Choice B), CT scan (Choice C), and X-ray (Choice D) are imaging modalities that are not primarily used for detailed evaluation of the heart's structure and function, making them incorrect choices for this question.

3. What condition is characterized by the inflammation of the heart's outer lining, often causing chest pain and other symptoms?

• A. Pericarditis
• B. Endocarditis
• C. Myocarditis
• D. Valvular heart disease

Correct answer: A

Rationale: Pericarditis is the correct answer because it is the inflammation of the pericardium, the outer lining of the heart. This condition commonly presents with symptoms like chest pain. Endocarditis (choice B) is the inflammation of the inner lining of the heart chambers and valves. Myocarditis (choice C) is the inflammation of the heart muscle itself. Valvular heart disease (choice D) refers to various conditions affecting the heart valves, not specifically the outer lining of the heart.

4. What is a severe and often sudden allergic reaction that can lead to breathing difficulties and anaphylactic shock?

• A. Anaphylaxis
• B. Allergic rhinitis
• C. Bronchospasm
• D. Asthma attack

Correct answer: A

Rationale: Anaphylaxis is the correct answer. It is a severe allergic reaction that can result in difficulty breathing, a drop in blood pressure, and even anaphylactic shock if not treated promptly. Choice B, allergic rhinitis, is characterized by symptoms such as a runny or stuffy nose, sneezing, and itching. Choice C, bronchospasm, refers to the sudden constriction of the muscles in the walls of the bronchioles, leading to breathing difficulties. Choice D, asthma attack, involves the inflammation and narrowing of the airways, resulting in symptoms like wheezing, coughing, and chest tightness.

5. The client on furosemide is at risk for which electrolyte imbalance?

• A. Hypokalemia
• B. Hypernatremia
• C. Hyperkalemia
• D. Hyponatremia

Correct answer: A

Rationale: The correct answer is A: Hypokalemia. Furosemide is a loop diuretic that can lead to potassium loss, resulting in hypokalemia. This electrolyte imbalance is a significant risk associated with the use of diuretics. Choice B, Hypernatremia, is incorrect as furosemide is not known to cause high sodium levels. Choice C, Hyperkalemia, is also incorrect as furosemide tends to cause potassium depletion rather than excess. Choice D, Hyponatremia, is not directly related to furosemide use.

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