Answer: A -A pulmonary artery catheter measures pulmonary artery pressures, right ventricular preload and right ventricular afterload.SvO2 and right atrial pressure is measured by central venous pressure (CVP).Arterial blood pressure is measured with an intra-arterial catheter.

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Respiratory Therapist

Category - Patient Evaluations and Recommendations

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A pulmonary artery catheter measures which of the following values?

Right ventricular preload
SvO₂
Right atrial pressures
Arterial blood pressure

Explanation

Answer: A -A pulmonary artery catheter measures pulmonary artery pressures, right ventricular preload and right ventricular afterload.

SvO₂ and right atrial pressure is measured by central venous pressure (CVP).Arterial blood pressure is measured with an intra-arterial catheter.

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