BONUS: What is considered the hallmark of cardiac contractility?

Mr. Jim Bean is a 69 YO male who has undergone CABG X4 and is being hemodynamically monitored is currently on mechanical ventilation. Based on the following recorded parameters, what is the the patient’s oxygen consumption?pH 7.37, PCO2 48 torr, PO2 240 torr, SaO2 95% on 100% O2Hb 15.2 g/dLPB 750 torrPvO2 51 torr (SvO2 49 torr)QT 4 L/min

Where is the PAC placed, if the waveform on the monitor is “B”

What position is the Swan-Ganz catheter, if it is displaying the waveform on “C”?

Which of the following conditions are commonly associated with an inadequate expiratory time?I. airtrappingII. Auto-PEEPIII. appropriate flow rateIV. low mean airway pressure

An increase in pulmonary capillary wedge pressure is seen in patients with all of the following conditions except:

Which of the following are signs and symptoms of severe left ventricular failure?I. High systemic blood pressure with increased cardiac outputII. DyspneaIII. Skin cool and clammyIV. Fine crackles

BONUS: A patient’s CaO2 is 20.1 vol% and the CvO2 is 14.6 vol%. The oxygen consumption (VO2) is 220 mL/min. What is the patient’s cardiac output?

A patient has a large hemothorax due to chest trauma. Which of the following is recommended for therapy?

All of the following may directly affect ventricular compliance except: