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A nurse is caring for a client who has pneumonia with dyspnea. The client's ABG results are pH 7.30, PaCO2 50 mm Hg, HCO3 26 mEq/L. The nurse should recognize that the client has which of the following acid-base imbalances?

Metabolic acidosis

Respiratory acidosis

Respiratory alkalosis

Metabolic alkalosis

Answer and Explanation

The Correct Answer is B

This ABG result indicates that the client has an excess of carbon dioxide (CO2) due to hypoventilation.

A. "Metabolic acidosis" is an incorrect answer because the pH is low and the HCO3 is within normal range.

C. "Respiratory alkalosis" is an incorrect answer because the pH is low and the PaCO2 is elevated.

D. "Metabolic alkalosis" is an incorrect answer because the HCO3 is within normal range, and the pH is low.

Explanation: The ABG result shows a low pH, elevated PaCO2, and normal HCO3, indicating respiratory acidosis. This condition can be caused by conditions that affect breathing, such as pneumonia, asthma, or chronic obstructive pulmonary disease (COPD).

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Correct Answer is A

Explanation

"Phototherapy." This is a common treatment for psoriasis and involves exposure to ultraviolet light. Choice B is not correct because dermabrasion is not routinely used for the treatment of psoriasis.

Choice C is not correct because benzoyl peroxide is used to treat acne, not psoriasis.

Choice D is not correct because oil-based ointments can actually make psoriasis worse.

Choice B: Dermabrasion is not used to treat psoriasis.

A. Tuberculosis B. Human papillomavirus (HPV) C. Measles, mumps, and rubella (MMR) D. Pneumococcal

Correct Answer is D

Explanation

The nurse should recommend the pneumococcal vaccine to the client, as this is recommended for all adults over the age of 65 to prevent pneumococcal disease. Choice A is incorrect because the tuberculosis vaccine is not routinely given to adults in the United States. Choice B is incorrect because the HPV vaccine is recommended primarily for young adults to prevent HPV-related cancers. Choice C is incorrect because the MMR vaccine is recommended for children, and most adults have already received it. Choice A is not correct because the tuberculosis vaccine is not routinely given to adults in the United States.

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A nurse is caring for a client who has pneumonia with dyspnea. The client's ABG results are pH 7.30, PaCO2 50 mm Hg, HCO3 26 mEq/L. The nurse should recognize that the client has which of the following acid-base imbalances?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

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Correct Answer is A

Explanation

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