Biology (Water) Flashcards
1
Q
What percentage of body weight is made up of water?
A
About 60-70%.
2
Q
How is water lost from the body?
A
Through urine, perspiration, and breathing.
3
Q
What happens if water is not replenished in the body?
A
The body becomes dehydrated.
4
Q
What are the functions of water related to transport?
A
Main component of blood and body fluid.
Medium for transporting nutrients, water, and hormones.
5
Q
What are the functions of water related to reactions?
A
Solvent for chemical reactions.
Involved in hydrolytic reactions during digestion.
6
Q
What are the functions of water related to lubrication?
A
Component of synovial fluid in joints.
Mucus in the alimentary canal.
7
Q
How does water help with homeostasis?
A
Evaporation of sweat cools the body, preventing overheating.
