Chapter 1

4. system responsible for breaking down food into absorbable units
7. system that functions to produce offspring
8. study of the structure of body parts
11. system that stores minerals
12. principle that function always reflects structure
13. an example of negative feedback mechanisms becoming overwhelmed resulting in destructive positive feedback mechanisms
16. system dependent on atmospheric pressure
18. system that picks up fluid leaked from blood vessels
19. fast-acting control system of the body

1. system that secretes hormones
2. formation of a platelet plug during blood clotting is an example of this type of feedback
3. smallest level of structural organization
5. system that synthesizes vitamin D
6. microscopic study of cells
9. the maintenance of relatively stable internal conditions despite continuous changes
10. system that carries oxygen and carbon dioxide
14. removal of wastes from metabolism and digestion
15. system that maintains posture
17. system that mounts attack against foreign substances
20. system that removes nitrogenous wastes from the body