The most common cause of pure water deficit is:
A) Renal water loss
B) Hyperventilation
C) Sodium loss
D) Insufficient water intake

Question

Quizplus · Accepted Answer

The most common cause of water loss is increased renal clearance of free water as a result of impaired tubular function.
Hyperventilation can cause water loss,but it is not the most common cause.
Sodium loss leads to hyponatremia,not pure water deficit.
Insufficient water intake causes hypernatremia,not water deficit.

The Most Common Cause of Pure Water Deficit Is