1. MUSCLES AND MUSCLE TISSUES Chapter 9

2. Functions of Muscle Tissue Movement Heat production Maintenance of posture Stabilize joints

3. Functional Characteristics Excitability Contractibility Extensibility Elasticity

4. Types of Muscle Tissue

8. Gross Anatomy of Skeletal Muscle

11. Highly vascularized Highly innervated

12. Muscle Attachments Insertion versus origin Direct attachment Indirect attachment (tendons and aponeurosis)

13. Microscopic Anatomy

16. Neuromuscular Junction

17. Generating an Action Potential

20. Sliding Filament Model

24. Motor Units

25. Typical Myogram

26. Frequency of Stimulation Treppe

27. Muscle Tone

28. Muscle Metabolism

29. Muscle Fatigue

30. THE MUSCULAR SYSTEM CHAPTER 10

31. Interactions of Skeletal Muscle Agonist=prime mover Agonist=prime mover Antagonist=opposes the agonist Antagonist=opposes the agonist Synergist=helpers Synergist=helpers Fixators=immobilizers Fixators=immobilizers

32. Naming Skeletal Muscles Location Location Shape Shape Relative size Relative size Direction Direction Number of origins Number of origins Location of attachments Location of attachments Action Action

33. Fascicle Arrangement

34. Muscle Mechanics Lever Systems

35. What is a Lever? A lever is a rigid bar that moves on a fixed point, or fulcrum, when a force is applied to it. The applied force, or effort, is used to move a resistance, or load.

36. Mechanical Advantage

37. Mechanical Disadvantage

38. Three Classes of Levers