u01a03 Survival Needs and Life Functions
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Period: *
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1. includes carbohydrates, proteins, fats, and minerals *
1 point
2. Essential for normal operation of the respiratory system and breathing *
1 point
3. Single substance accounting for more than 60% of body weight *
1 point
4. Required for the release of energy from foodstuffs *
1 point
5. Provides the basis for body fluids of all types *
1 point
6. When too high or too low, physiological activities cease, primarily because molecules are destroyed or become nonfunctional *
1 point
7. Keeps the body's internal environment distinct from the external environment. *
1 point
8. Provides new cells for growth and repair *
1 point
9. Occurs when constructive activities occur at a faster rate than destructive activities *
1 point
10. The tuna sandwich you have just eaten is broken down to its chemical building blocks *
1 point
11. Elimination of carbon dioxide by the lungs and elimination of nitrogenous wastes by the kidneys *
1 point
12. Ability to react to stimuli; a major role of the nervous system *
1 point
13. Walking, blood flow, food through the small intestine, riding a bicycle *
1 point
14. All chemical reactions occurring in the body *
1 point
15. At the cellular level, membranes; for the whole organism, the skin *
1 point
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