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44903 Anaesthesia

A 71-year-old man returns from the operating room (OR) after undergoing a triple coronary bypass. His initial cardiac index is 2.8 L/ (min*m2 ). Hea rate is then noted to be 55 beats per minute, BP is 110/80 mm Hg, wedge pressure is 15, and his cardiac index has dropped to 1.6 L/(min*m2 ). He has a normal left ventricle. Which of the following maneuvers will increase his cardiac output?

AIncrease his peripheral vascular resistance.
BIncrease his CVP.
CIncrease his heart rate to 90 by electrical pacing.
DIncrease his blood viscosity.
Anaesthesia
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