GR - MM Mechanisms of Contraction and Neural Control II

GR - MM Mechanisms of Contraction and Neural Control II -...

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Guided Reading – Muscle: Mechanisms of Contraction and Neural Control II 1. The ______________ reflex prevents excessive muscle contraction. A. flexor B. cross-extensor C. Golgi tendon D. muscle spindle 2. Which of the following statements about muscles is FALSE? A. During isometric contractions muscles do not generate tension. B. The strength of contraction is directly proportional to the stimulus intensity. C. Tendons act as part of the series-elastic component of a muscle. D. During muscle contraction the Z disks move closer together. 3. Summation occurs in muscle cells when stimulus frequency increases to produce a greater force contraction. True False 4. During skeletal muscle contraction the A band decreases in size. True False 5. When a muscle is stimulated to contract, calcium release channels in the SR will release Ca 2+ by A. active transport. B. facilitated diffusion. C. passive diffusion. D. exocytosis. 6. The amount of fat stored in skeletal muscles will be ______________ by endurance training.
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GR - MM Mechanisms of Contraction and Neural Control II -...

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