When prone positioning is used in the care of a patient with acute respiratory distress syndrome (ARDS), which information obtained by the nurse indicates that the positioning is effective?

Correct Answer: C

Rationale: The purpose of prone positioning is to improve the patient's oxygenation as indicated by the PaO2 and SaO2. The other information will be collected but does not indicate whether prone positioning has been effective.

Correct Answer: B

Rationale: Veracity is the ethical principle of telling the truth.

Correct Answer: B

Rationale: Handwashing is the most effective method for community cleaning and preventing infections.

Correct Answer: A

Rationale: Meeting physiological needs, such as adequate nutrition and weight gain, takes precedence over other goals.

Correct Answer: C

Rationale: The radial pulse is the most accessible and commonly used site for home monitoring. It is easy for clients to locate and measure on their own.