Which is a benefit of hypothermia during an intracardiac or coronary artery procedure?
a. Increased need for oxygen
b. Decreased surgical operating costs
c. Increased cellular metabolism
d. Decreased systemic metabolic needs
ANS: D
Hypothermia reduces systemic metabolic needs and oxygen requirements, it exerts a protective effect during CPB, and it decreases the intracellular metabolism, which allows tissues to tolerate decreased perfusion.
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