MUSCLE_NERVE - MUSCLE AND NERVE unique to animals conduct...

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Human Anatomy, Larry M. Frolich, Ph.D. MUSCLE AND NERVE unique to animals conduct electricity (controlled fashion) allow for movement
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Human Anatomy, Larry M. Frolich, Ph.D. Molecular Basis of Muscle Function Actin-Myosin model (board) EXPLAINS: MUSCLE SHORTENING MUSCLE FORCE GENERATION OR “CONTRACTION”
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Human Anatomy, Larry M. Frolich, Ph.D. Mechanics of Contraction Muscle cell is unit Role of actin/myosin Action potential or depolarization of membrane makes cell “contract” ( motor neuron action potential stimulates muscle membrane depolarization) Fig. 10.4
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Human Anatomy, Larry M. Frolich, Ph.D. Visualizing muscle contraction Fig. 10.7 How actin- myosin  complex  ( sarcomere ) shorten muscle
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Human Anatomy, Larry M. Frolich, Ph.D. From Actin-Myosin to Whole Muscle M & M, Fig. 4.17 for muscle types
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Human Anatomy, Larry M. Frolich, Ph.D. Skeletal Muscle Tissue (each skeletal muscle is an organ) Cells Long and cylindrical, in bundles Multinucleate Obvious Striations
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This note was uploaded on 12/28/2011 for the course STEP 1 taught by Professor Dr.aslam during the Fall '11 term at Montgomery College.

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MUSCLE_NERVE - MUSCLE AND NERVE unique to animals conduct...

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