During recovery from a serious surgery or trauma, how much water is likely to be produced in a 24-hr period by the catabolism of fat and proteins?

a. 300 ml
b. 500 ml
c. 750 ml
d. 1000 ml

ANS: D
Recovery after surgery or trauma may be similar to starvation. Under such conditions, approxi-mately 500 mg of protein and a similar amount of fat are metabolized. This yields approximately 1 L of water per day.

Health Professions

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The Esophageal Tracheal Combitube (ETCT) and the pharyngotracheal lumen airway (PTL) are similar because

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