What percentage of water is lost through the respiratory system?
5 to 10 percent
10 to 20 percent
35 to 50 percent
50 to 75 percent

 10 to 20%

Explanation: The normal input of water inside the body is about 2.5 liters from beverages and the food that we eat.

The normal output of water is 2.5 liters that consists of 1.8 liters of urine, feces, sweat and 0.7 liters of insensible water loss.

The amount of water loss varies with the air, temperature, humidity and the environment n which a person is living.

This correspond to 10 to 20% of water loss through respiratory system.

the answer will be a) proteins i believe

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