1. Muscular System I. Introduction A. Definition

2. 1. Muscle cells called fibers 2. Properties  Contraction, Conduction, Extensible, & Elasticity 3. Types  Skeletal, Smooth, & Cardiac Why?

3. B. Functions

4. 1. Aid in Movement 2. Help maintain Posture 3. Produce body heat

5. II. Types of Muscle A. Skeletal 1. Fiber Organization

6. a. Layers or LevelsTendons Figure 9.1 & Table 9.1

7. 2. Fiber Structure

8. a. General Characteristics Figure 9.2

9. a. General Characteristics Table 9.1 Table 9.1

10. a. General Characteristics Figure 9.5

11. b. Specific Characteristics Table 9.1 Table 9.1

12. b. Specific Characteristics Figure Table 9.1

13. b. Specific Characteristics Figure 9.3

14. 3. Fiber Contraction

15. a. Requirementsi. Stimuli Figure 9.8

16. a. Requirementsi. Stimuli Figure 9.9

17. a. Requirementsi. Stimuli Figure 9.10

18. a. Requirementsii. Calcium Figure 9.11

19. a. Requirementsii. Calcium Figure 9.11

20. a. Requirementsii. Calcium Figure 9.12

21. a. Requirementsiii. ATP Figure 9.12

22. a. Requirementsiii. ATP Figure 9.19

23. a. Requirementsiii. ATP Figure 9.20

24. b. Description Figure 9.13

25. 4. Fiber Performance

26. a. Muscle Twitch Figure 9.14a

27. a. Twitch Figure 9.14b

28. b. Graded Response Figure 9.15

29. c. Intensity vs. Tension Figure 9.16

30. d. Recruitment Figure 9.17

31. e. Isotonic vs. Isometric Figure 9.18

32. f. Slow Oxidative vs. Fast Oxidative vs. Fast Glycolytic

33. 5. Fiber Location

34. a. General Terms i. Job = Agonists vs. Antagonists vs. Synergists vs. Fixators ii. Shape = Circular, Convergent, Parallel, Fusiform, & Pennate Levers = 1 st, 2 nd, & 3 rd class

35. b. Sites i. Duh?

36. II. Types of Muscle B. Smooth C. Cardiac

37. a. General Characteristics

38. a. General Characteristics

39. a. General Characteristics

40. a. General Characteristics

41. III. Problems A. Spasms, Strain, & Myalgia

42. B. Muscular Dystrophy C. Myasthenia Gravis

43. Increases in knowledge can equal. success.