ATI RN
Oxygen Cycle Questions and Answers Questions
Question 1 of 5
What screening method should be used for a patient with a history of BCG vaccine?
Correct Answer: D
Rationale: Patients who have received the BCG vaccine will have a positive Mantoux test. Another method for screening (e.g., chest x-ray) will need to be used in determining whether the patient has a TB infection.
Question 2 of 5
What should be assessed first in an acute asthma attack?
Correct Answer: A
Rationale: Assessment of the patient's breath sounds will help determine how effectively the patient is ventilating and whether rapid intubation may be necessary. The length of time the attack has persisted is not as important as determining the patient's status at present.
Question 3 of 5
What happens when an alkali metal reacts with oxygen?
Correct Answer: A
Rationale: Alkali metals react with oxygen to form basic metallic oxides, as shown in the reaction M + O₂ ⁴†’ MO₂.
Question 4 of 5
A nurse is preparing a client for a bronchoscopy scheduled in an hour. What action by the nurse takes priority?
Correct Answer: A
Rationale: Informed consent is a priority for operative procedures like bronchoscopy and must be on the chart.
Question 5 of 5
The patient asks the nurse to explain the function of the sinoatrial node in the heart. What is the nurse's best response?
Correct Answer: A
Rationale: The sinoatrial node is the heart's pacemaker, initiating electrical impulses to maintain a normal rhythm.