Chapter 9 1) Explain the basic functions of the muscular system 2) Describe the general properties of muscle tissue 3) Identify the components of a muscle fiber. 4) Explain the basic physiology of a muscle fiber including their excitability, action potential, excitation-contraction coupling, cross-bridge movement, and muscle relaxation 5) Describe how a skeletal muscle contracts 6) Compare and contrast the different muscle fiber types. 7) Discuss how muscles obtain energy 8) Explain how exercise affects the muscular system 9) Describe how smooth and cardiac muscle differs from skeletal muscle in structure and function. 10) Explain how the muscular system is affected by aging

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