Chapter 21, Problem 8CA

Summary Introduction

To describe:

How kidneys regulate the water output?

Introduction:

The body loses water through the following processes:

• Urine formation by the kidney is the main form of water being excreted from the body.

• Water loss in feces.

• Water loss in perspiration and evaporation during the respiration process.

Pictorial representation:

Fig 1(a):Regulation of the water output during the dehydration condition.(b):Regulation of the water output during the excess intake condition

Fig 1(a):Regulation of the water output during the dehydration condition.

Fig 1(b):Regulation of the water output during the excess intake condition.