Chapter10pt2_1slideperpg.pdf - Chapter 10(part 2 C t Contraction ti off a Skeletal Sk l t l Muscle M l(pgs 418 427 418-427 II Skeletal Muscle Metabolism

Chapter10pt2_1slideperpg.pdf - Chapter 10(part 2 C t...

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Chapter 10 (part 2): C t ti f Sk l t l M l ( 418 427) Contraction of a Skeletal Muscle (pgs. 418-427) II Skeletal Muscle Metabolism II. Skeletal Muscle Metabolism A. Mechanisms for ATP Production B Muscle Fatigue and Oxygen Debt B. Muscle Fatigue and Oxygen Debt III. Contraction of a Skeletal Muscle A. Motor Units B. Types of Contractions and Responses C. Muscle Tone IV. Factors Affecting the Force of Muscle Contraction V. Factors Affecting the Velocity & Duration of Muscle Contraction
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See Fig. 10.12: Muscle Metabolism: Energy for Contraction ATP is the only source used directly for contractile activities Muscles store very little ATP; available stores of ATP are depleted in few seconds
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