Nursing Elites

1. Which condition is characterized by an inability to effectively pump blood, leading to fluid buildup and swelling in the body?

• A. Heart failure
• B. Cardiomyopathy
• C. Angina
• D. Myocarditis

Correct answer: A

Rationale: Heart failure is the correct answer. It is a condition where the heart is unable to pump blood effectively, resulting in fluid accumulation and swelling in the body. Cardiomyopathy is a disease of the heart muscle that affects its ability to pump blood but is not the specific condition described in the question. Angina is chest pain or discomfort caused by reduced blood flow to the heart, not directly related to fluid buildup and swelling. Myocarditis is inflammation of the heart muscle and does not necessarily involve the inability to pump blood effectively.

2. What is a condition where the lung's alveoli are permanently enlarged and damaged, leading to shortness of breath?

• A. Emphysema
• B. Bronchitis
• C. Atelectasis
• D. Pulmonary fibrosis

Correct answer: A

Rationale: Emphysema is the correct answer. It is a chronic lung condition characterized by the permanent enlargement and damage of the alveoli, leading to shortness of breath and impaired oxygen exchange. Bronchitis is the inflammation of the bronchial tubes, not specifically related to alveolar damage. Atelectasis is the collapse of lung tissue, not enlargement. Pulmonary fibrosis involves scarring and thickening of lung tissue, different from the alveolar damage seen in emphysema.

3. The client on clopidogrel (Plavix) should be monitored for which adverse effect?

• A. Bleeding
• B. Hypertension
• C. Tachycardia
• D. Bradycardia

Correct answer: A

Rationale: Correct! Clopidogrel (Plavix) is an antiplatelet medication that helps prevent blood clots. As a side effect, it can increase the risk of bleeding. Monitoring for signs of bleeding, such as easy bruising, blood in urine or stools, or prolonged bleeding from cuts, is crucial. Choices B, C, and D are incorrect as hypertension, tachycardia, and bradycardia are not typically associated with clopidogrel use.

4. What term refers to the degree of myocardial fiber stretch before contraction, related to the volume of blood distending the ventricles at the end of diastole, and determined by the amount of venous return?

• A. Preload
• B. Afterload
• C. Contractility
• D. Ejection fraction

Correct answer: A

Rationale: The correct answer is A: Preload. Preload is the degree of myocardial fiber stretch before contraction, influenced by the volume of blood returning to the heart. This parameter is related to the amount of blood in the ventricles at the end of diastole. Choice B, Afterload, refers to the pressure or resistance that the ventricles must overcome to eject blood. Choice C, Contractility, is the intrinsic ability of the heart muscle to contract. Choice D, Ejection fraction, is the percentage of blood pumped out of the ventricles with each contraction.

5. What is the procedure where a device is used to shock the heart back into a normal rhythm during a life-threatening arrhythmia?

• A. Defibrillation
• B. Cardioversion
• C. Echocardiogram
• D. Ablation

Correct answer: A

Rationale: The correct answer is A, Defibrillation. Defibrillation is the procedure of using a device to deliver an electric shock to the heart during life-threatening arrhythmias like ventricular fibrillation or ventricular tachycardia to restore a normal rhythm. Choice B, Cardioversion, is similar but is typically used for less severe arrhythmias. Choice C, Echocardiogram, is a diagnostic test that uses sound waves to create images of the heart. Choice D, Ablation, is a procedure to treat certain types of arrhythmias by scarring or destroying tissue that triggers abnormal electrical signals.

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