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ATI RN · ATI Fundamentals · Nursing Fundamentals Oxygenation Questions

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

A nurse is caring for a patient who has just had a stroke. What is the priority intervention?

A. Perform a neurological assessment.

B. Administer clot-busting medications.

C. Monitor vital signs frequently.

D. Administer intravenous fluids.

Correct Answer: Monitor vital signs frequently.

Question 2 of 5

Which of the following factors will have the greatest influence on evaporation in a humidifier?

A. Time

B. Pressure

C. Surface area

D. Temperature

Correct Answer: Temperature

Question 3 of 5

The nurse is teaching a client with asthma about using a spacer with an inhaler. What is the primary benefit of using a spacer?

A. It delivers medication more effectively to the lungs.

B. It eliminates the need for deep breaths.

C. It prevents medication from causing oral thrush.

D. It reduces the frequency of inhaler use.

Correct Answer: It delivers medication more effectively to the lungs.

Question 4 of 5

The nurse analyzes the results of a patient's arterial blood gases (ABGs). Which finding would require immediate action?

A. The bicarbonate level (HCOâ‚ƒâ») is 31 mEq/L.

B. The arterial oxygen saturation (SaOâ‚‚) is 92%.

C. The partial pressure of COâ‚‚ in arterial blood (PaCOâ‚‚) is 31 mm Hg.

D. The partial pressure of oxygen in arterial blood (PaOâ‚‚) is 59 mm Hg.

Correct Answer: The partial pressure of oxygen in arterial blood (PaOâ‚‚) is 59 mm Hg.

Question 5 of 5

A nurse is caring for a patient with a history of myocardial infarction (MI). What is the priority intervention during the acute phase?

A. Administer aspirin.

B. Administer thrombolytic therapy.

C. Administer IV fluids.

D. Administer an oral anticoagulant.

Correct Answer: Administer aspirin.

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