u01a03 Survival Needs and Life Functions

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Your LAST Name: *

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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