Exam 11: Hemodynamic Monitoring

The respiratory therapist preparing to insert an arterial line in the right radial artery performs an Allen test.The result of the Allen test is 20 seconds.The respiratory therapist should do which of the following?

Which of the following is the hemodynamic measurement that is indicative of a patient with right heart failure?

Absolute confirmation of placement of a central venous pressure catheter is done with which of the following?

While checking an indwelling central venous pressure (CVP)catheter the respiratory therapist observes that the transducer is at the epistatic line.The respiratory therapist should do which of the following at this time?

Ventricular contractility can be estimated by which of the following?

Calculate the arterial oxygen content for a patient with the following arterial blood gas measurements: Hgb = 17 g%,arterial oxygen saturation (SₐO₂)= 93%,arterial partial pressure of oxygen (PₐO₂)= 64 mm Hg.

What is the most determining factor for preload?

Which of the following disorders can cause an increase in systemic vascular resistance?

Which of the following hemodynamic parameter that is not within normal limits?

A patient in the ICU has a chest X-ray that shows bilateral infiltrates and has the following hemodynamic measurements: central venous pressure (CVP)5 mm Hg,pulmonary artery pressure (PAP)24/13 mm Hg,and pulmonary artery occlusion pressure (PAOP)21 mm Hg.These findings are consistent with which of the following?

Calculate the pulmonary vascular resistance (PVR)given the following measurements obtained during a hemodynamic study: pulmonary artery pressure (PAP)= 40/22 mm Hg,pulmonary artery occlusion pressure (PAOP)= 12 mm Hg,blood pressure (BP)= 156/80 mm Hg,central venous pressure (CVP)= 19 mm Hg,cardiac output (C.O.)= 4.8 L/min,and heart rate (HR)= 68 beats/min.

Calculate the right ventricular stroke work (RVSW)for a patient with the following measurements: pulmonary artery pressure (PAP)50/32 mm Hg,cardiac output (C.O.)4.0 L/min,heart rate (HR)127/min,and body surface area (BSA)1.72 m².

Which of the following statements is true concerning the insertion of a radial arterial line? 1)The catheter tip must face upstream. 2)The catheter tip must face downstream. 3)The transducer must be higher than the catheter tip. 4)The transducer must be level with the catheter tip.

Which of the following can occur with excessive pulmonary artery catheter movement?

If the heart rate is 80 beats per minute,how long is one beat?

The waveform of a pulmonary catheter,shown in the figure,is located in which of the following?