A nurse is planning to calculate a client's cardiac output. Which of the following data should the nurse obtain to calculate the cardiac output?
Temperature.
Heart rate.
Blood pressure.
Respiratory rate.
The Correct Answer is B
Choice A rationale:
Temperature does not directly affect cardiac output, which is the volume of blood the heart pumps per minute.
Choice B rationale:
Heart rate is needed to calculate cardiac output as it is the number of heart beats per minute.
Choice C rationale:
Blood pressure is not used in the calculation of cardiac output.
Choice D rationale:
Respiratory rate does not directly influence cardiac output.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A rationale:
Increased thirst is not a specific sign of congestive heart failure.
Choice B rationale:
A rise in blood pressure is not a specific sign of congestive heart failure.
Choice C rationale:
Dizziness when standing up too quickly could be a sign of orthostatic hypotension, not specifically congestive heart failure.
Choice D rationale:
Weight gain of 2 lbs or more in 24 hours could indicate fluid retention, a common sign of congestive heart failure.
Correct Answer is A
Explanation
Choice A rationale:
The first step when a medication error occurs is to assess the client. This is to ensure the safety of the patient and to monitor for any adverse effects.
Choice B rationale:
Reporting the error to the nurse manager is important, but it is not the first step. Patient safety is the priority.
Choice C rationale:
Notifying the provider is crucial, but it comes after ensuring the patient’s safety.
Choice D rationale:
Completing an incident report is a later step in the process. The immediate concern is the patient’s wellbeing.
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