A nurse is assisting in the care of a client who has acute onset pulmonary edema and is experiencing dyspnea with low oxygen saturation rates. The nurse should recognize the client is at risk for which of the following acid-base imbalances?

Respiratory alkalosis

Metabolic acidosis

Respiratory acidosis

Metabolic alkalosis

Answer and Explanation

The Correct Answer is C

Choice A reason: Respiratory alkalosis is typically associated with hyperventilation, which is not common in acute pulmonary edema.

Choice B reason: Metabolic acidosis can occur in pulmonary edema due to tissue hypoxia and lactic acid production, but respiratory acidosis is more directly related to the primary problem of gas exchange.

Choice C reason: Respiratory acidosis is likely in acute pulmonary edema due to impaired gas exchange and CO2 retention.

Choice D reason: Metabolic alkalosis is not typically associated with acute pulmonary edema and is less likely than respiratory acidosis in this context.

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Correct Answer is C

Explanation

Choice A reason: Hearing deficits are not commonly associated with digoxin toxicity. The typical symptoms involve gastrointestinal, neurological, and visual changes³.

Choice B reason: Jaundice is not a manifestation of digoxin toxicity. It is more commonly related to liver conditions³.

Choice C reason: Anorexia is a common symptom of digoxin toxicity, along with nausea, vomiting, and abdominal pain. These gastrointestinal symptoms are important indicators for nurses to monitor³.

Choice D reason: Ataxia, or lack of muscle coordination, is not a typical sign of digoxin toxicity. The primary concerns with toxicity are cardiac arrhythmias and gastrointestinal symptoms³.

A. It determines a target heart rate. B. It identifies how much more exercise is needed. C. It shows how the heart performs during exercise. D. It can predict whether a heart attack may occur.

Correct Answer is C

Explanation

Choice A reason: Determining a target heart rate is not the primary purpose of an exercise stress electrocardiogram; it is more about observing the heart's function under stress³.

Choice B reason: Identifying the need for more exercise is not the direct outcome of this test; it is used to assess cardiovascular response to stress³.

Choice C reason: The test is designed to show how the heart performs during exercise, which can help diagnose conditions like coronary artery disease³.

Choice D reason: Predicting a heart attack is not the purpose of an exercise stress electrocardiogram; rather, it helps to identify heart conditions that may lead to complications if left untreated³.

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A nurse is assisting in the care of a client who has acute onset pulmonary edema and is experiencing dyspnea with low oxygen saturation rates. The nurse should recognize the client is at risk for which of the following acid-base imbalances?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is collecting data from an older adult client who has been taking digoxin for the past several months. For which of the following manifestations of digoxin toxicity should the nurse monitor?

Correct Answer is C

Explanation

A patient who has been scheduled for an exercise stress electrocardiogram asks why this test is needed. Which of the following is the nurse's best response?

Correct Answer is C

Explanation

A patient asks the nurse what a diagnosis of heart failure means. Which of the following is the nurse's best response?

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