Chapter 4 Kines 3513 notes

Chapter 4 Kines 3513 notes - Click to edit Master subtitle...

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Unformatted text preview: Click to edit Master subtitle style 9/9/11 The Neuromotor Basis for Motor Control 9/9/11 Physiologic foundations One of the biggest challenges for motor physiology is to understand how we can move as adaptively and effortlessly as we do.  Basic knowledge needed to understand and appreciate the complexity, capabilities, and limitations of our neuromotor system 9/9/11 Neurons  The general structure Cell body Dendrites Axons  Types of neurons Sensory (Afferent) 9/9/11 Muscle  Muscles produce force by contracting Force-length relationship  Motor unit Is the motor neuron and the muscle fibers that it innervates. Number of muscle fibers in a motor unit are 9/9/11 Muscle (cont.)  Motor unit recruitment The size principle: Recruitment of smallest first and systematically progress to the largest last. This order reduced the degree of freedom to recruit. 9/9/11 Spinal Cord A complex system that is critically involved with...
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This note was uploaded on 09/09/2011 for the course KINES 3513 taught by Professor Gemmert during the Spring '11 term at LSU.

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Chapter 4 Kines 3513 notes - Click to edit Master subtitle...

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