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HESI LPN · HESI LPN Fundamentals of Nursing · LPN NCLEX Style Questions Oxygenation

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

A client with pneumonia reports persistent fatigue. Which intervention should the nurse prioritize?

A. Encouraging the client to rest between activities.
B. Providing high-calorie, high-protein meals.
C. Increasing oral fluid intake to 3 liters per day.
D. Administering a multivitamin as prescribed.

Expert Explanatory Rationale

Correct Answer: Encouraging the client to rest between activities.

Question 2 of 5

When caring for a patient being administered oxygen at 4 liters per nasal cannula, which of the following is the initial action best directed toward ensuring appropriate administration of the prescribed oxygen therapy?

A. Verifying that the water is bubbling in the humidifier
B. Monitoring the oxygen flowmeter setting
C. Monitoring the patient's respiratory rate
D. Adding humidification to the set-up

Expert Explanatory Rationale

Correct Answer: Monitoring the oxygen flowmeter setting

Question 3 of 5

A patient is receiving 35% O2 via a Venturi mask. To ensure the correct amount of O2 delivery, which action by the nurse is important?

A. Teach the patient to keep the mask on during meals.
B. Keep the air entrainment ports clean and unobstructed.
C. Give a high enough flow rate to keep the bag from collapsing.
D. Drain moisture condensation from the corrugated tubing every hour.

Expert Explanatory Rationale

Correct Answer: Teach the patient to keep the mask on during meals.

Question 4 of 5

A patient presents with nasal trauma and clear drainage. What is the nurse's priority action?

A. Apply an ice pack to reduce swelling.
B. Test the drainage for glucose.
C. Insert nasal packing to control bleeding.
D. Keep the patient in a supine position.

Expert Explanatory Rationale

Correct Answer: Test the drainage for glucose.

Question 5 of 5

A patient with acute dyspnea is scheduled for a spiral computed tomography (CT) scan. Which information obtained by the nurse is a priority to communicate to the health care provider before the CT?

A. Allergy to shellfish
B. Apical pulse of 104
C. Respiratory rate of 30
D. Oâ‚‚ saturation of 90%

Expert Explanatory Rationale

Correct Answer: Allergy to shellfish

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