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 Skeletal Smooth Cardiac

5. Gross Anatomy of Skeletal Muscle Highly vascularized Highly innervated

6. Gross Anatomy of Skeletal Muscle

9. Muscle Attachments Insertion versus origin Direct attachment (fused to periosteum) Indirect attachment (tendons, aponeurosis)

10. Microscopic Anatomy

13. Neuromuscular Junction

14. Generating an Action Potential

17. Sliding Filament Model

21. Animation

22. Motor Units

23. Typical Myogram

24. Frequency of Stimulation Treppe

25. Muscle Tone

26. Muscle Metabolism

27. Muscle Fatigue

28. Cardiac Muscle

29. Smooth Muscle

30. Types of Muscle Tissue

34. Muscular Disorders Myasthenia gravis Shortage of ACh receptors Muscular Dystrophy Fragile, abnormal sarcolemma Too much calcium, damages fibers Loss of regeneration, muscles waste Tetanus Clostridium tetani, no release of ACh