ATI RN
Oxygenation Nursing Practice Questions Questions
Question 1 of 5
What must remain unobstructed in an O2 delivery system?
Correct Answer: B
Rationale: The air entrainment ports regulate the O2 percentage delivered to the patient, so they must be unobstructed. The other options refer to other types of O2 devices.
Question 2 of 5
How does ozone protect us?
Correct Answer: A
Rationale: Ozone in the stratosphere absorbs harmful UV radiation, shielding life on Earth.
Question 3 of 5
The nurse is teaching a client who has pernicious anemia about necessary dietary changes. Which statement by the client indicates understanding about those changes?
Correct Answer: A
Rationale: Pernicious anemia requires increased vitamin B12, found in animal proteins like fish and meat.
Question 4 of 5
A nurse assesses a client after administering a prescribed beta blocker. Which assessment would the nurse expect to find?
Correct Answer: D
Rationale: Beta blockers reduce heart rate; a drop from 100 to 80 beats/min is an expected effect.
Question 5 of 5
A nurse is assessing a woman receiving magnesium sulfate. The nurse assesses her deep tendon reflexes at 0 and 1+. What action by the nurse is best?
Correct Answer: A
Rationale: Diminished reflexes (0 to 1+) suggest magnesium toxicity, requiring the nurse to hold the drug.