Patients with what condition are prone to evaporative water loss through the lungs? 1. Artificial airways 2. Hypothermia 3. Increased ventilation
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 3 only
d. 1, 2, and 3
ANS: B
Patients with increased ventilation also have increased water losses through increased evapora-tion from the respiratory tract. Patients with artificial airways are prone to evaporative water loss if inspired air is not adequately humidified. Artificial airways bypass the normal heat and water exchange processes of the nose.
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