Levels of Organization

1. Levels of Organization

2. Levels of Organization • Cells

3. Levels of Organization • Cells: microscopic units of living matter

4. Levels of Organization • Cells: microscopic units of living matter • Each individual begins as a single cell that is capable of mitosis and differentiation..\Desktop\overview.mov

5. As a consequence of mitosis and differentiation, four cell groups develop

6. Epithelial cells

7. Epithelial cells: examples

8. Epithelial cells: examples Liver Cell (TEM 9,400x)

9. Connective tissue cells

10. Connective tissue cells: examples

11. Connective tissue cells: examples

12. Connective tissue cells: examples

13. Muscle cells

14. Muscle cells: examples

15. Nerve and glial cells

16. Nerve and glial cells: examples

17. Nerve and glial cells: examples

18. Levels of Organization, cont’d. • Cells

19. Cells Tissues Levels of Organization, cont’d.

20. Cells Tissues Epithelial Levels of Organization, cont’d.

21. Cells Tissues Epithelial Levels of Organization, cont’d.

22. Cells Tissues Epithelial Connective Levels of Organization, cont’d.

23. Cells Tissues Epithelial Connective Levels of Organization, cont’d.

24. Cells Tissues Epithelial Connective Muscle Levels of Organization, cont’d.

25. Cells Tissues Epithelial Connective Muscle Levels of Organization, cont’d.

26. Cells Tissues Epithelial Connective Muscle Nervous Levels of Organization, cont’d.

27. Cells Tissues Epithelial Connective Muscle Nervous Levels of Organization, cont’d.

29. Cells Tissues Epithelial Connective Muscle Nervous OrgansC:\WIN95\Profiles\Carey000\My Documents\My Pictures\lung.mov Levels of Organization, cont’d.

32. Cells Tissues Epithelial Connective Muscle Nervous Organs Organ Systems Levels of Organization, cont’d.

33. Woodcut from De Humani Corporis Fabrica by  Andreas Vesalius, published in 1543.

34. Cells Tissues Epithelial Connective Muscle Nervous Organs Organ Systems Levels of Organization, cont’d.

35. The Organism

36. AndreasVesalius (1514 – 1564)