A patient in the ICU needs close monitoring. Which tool will provide continuous cardiac output, monitoring, and continuous measurement of right ventricular
volume?
Pulmonary artery catheter
Electrocardiogram
Central venous catheter
Arterial line
The Correct Answer is A
A. A pulmonary artery catheter (Swan-Ganz catheter) allows continuous cardiac output monitoring and measurement of right ventricular pressures and volumes.
B. An electrocardiogram monitors electrical activity of the heart but does not measure cardiac output or ventricular volume.
C. A central venous catheter measures central venous pressure but does not provide cardiac output or right ventricular volume data.
D. An arterial line monitors arterial blood pressure continuously but does not provide cardiac output or right ventricular volume information.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Most burns are preventable through proper safety measures, public education, and environmental precautions, such as smoke alarms, safe cooking practices, and keeping hot liquids away from children.
B. Burns can be caused by various sources, including scalds, chemicals, electricity, and radiation, not just fire.
C. Many burns can be prevented with awareness and safety interventions.
D. Burns can be severe even if they cover a small area, especially if they affect critical regions like the face, hands, feet, or perineum, or if they are deep (e.g., full-thickness burns).
Correct Answer is ["C","D"]
Explanation
A. Splinting or bracing is often used to prevent contractures, so avoiding them is not recommended.
B. Immobility and bed rest increase the risk of contractures due to muscle shortening and joint stiffness.
C. Early mobilization helps maintain joint flexibility and muscle strength, reducing contracture risk.
D. Regular passive range of motion exercises help maintain joint mobility and prevent contractures.
E. Tight dressings can restrict movement and increase contracture risk; they should be avoided.
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