Physiology Which scientific principle is the basis for thermodilution method used in measurement of cardiac output by pulmonary catheter? A Hagen-Poisseuile principle B Stewart-Hamilton equation C Bemouli's principle D Universal Gas Equation 💡 Explanation Which scientific principle is the basis for thermodilution method used in measurement of cardiac output by pulmonary catheter? ✓ Correct Answer: B. Stewart-Hamilton equation