7 out of 12
Fick’s principle is used for measuring: (DNB Dec-2010)
Ans. D Cardiac output
- FICK’s PRINCIPLE states that blood flow equals the amount of a substance absorbed or excreted by an organ (or whole body) per unit time divided by the arteriovenous difference of that substance across the organ.
- This principle can be used to calculate the cardiac output Q by measuring the oxygen consumption of body per unit time and A-V difference of oxygen across the lung