A closer look - The role of water in health, water sources, and water safety Body fluid accounts for more than 50% of a healthy adult’s body weight and water plays a critical role in human health. Three possible body functions are listed below. Decide which are functions of water and which are not. Body Functions yes or no Acts to maintain body temperature      Protects against bacterial infections      Provides lubrication for organs        Dehydration occurs when water excretion  __________________________    water intake. Individuals at risk include the elderly, infants, people exercising heavily for prolonged periods in the heat, and individuals suffering from both short and prolonged bouts of vomiting and diarrhea. Most problems associated with dehydration can be avoided if they are recognized and treated early. If left untreated, however, dehydration can lead to severe consequences including seizures, brain damage, shock, or even death.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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 A closer look - The role of water in health, water sources, and water safety

Body fluid accounts for more than 50% of a healthy adult’s body weight and water plays a critical role in human health.
Three possible body functions are listed below. Decide which are functions of water and which are not.
Body Functions
yes or no
Acts to maintain body temperature     
Protects against bacterial infections     
Provides lubrication for organs     
 
Dehydration occurs when water excretion  __________________________    water intake. Individuals at risk include the elderly, infants, people exercising heavily for prolonged periods in the heat, and individuals suffering from both short and prolonged bouts of vomiting and diarrhea. Most problems associated with dehydration can be avoided if they are recognized and treated early. If left untreated, however, dehydration can lead to severe consequences including seizures, brain damage, shock, or even death.
 
 
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