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205textnotes21 - Muscle Contraction : Sliding filament...

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----------------------------------------------------- A. Structure, contractile elements ----------------------------------------------------- Classification : 1) skeletal (striated) muscle 2) smooth muscle 3) cardiac muscle Skeletal Muscle m : Structure of Skeletal Muscle Fibre : Figures 12-3, 12-4, 12-5, 12-6 ---------------------------------------------------- B. Sliding Filament Theory -----------------------------------------------------
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Unformatted text preview: Muscle Contraction : Sliding filament theory Muscles shorten when they contract. Contraction is regulated by Troponin and Tropomyosin. requires: 1) Ca 2+ 2) ATP Figures 12,-8, 12-9, 12-10----------------------------------------------------- C. Excitation-contraction coupling. ---------------------------------------------------- Table 12-12 C.1. Motor Neuron connections:...
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