Chapter_4_Neuromotor_Basis_for_Motor_Control_Moodle

Chapter_4_Neuromotor - Click to edit Master subtitle style The Neuromotor Basis for Motor Control Physiologic foundations One of the biggest

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Unformatted text preview: Click to edit Master subtitle style 12/7/10 The Neuromotor Basis for Motor Control 12/7/10 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 12/7/10 Neurons  The general structure › Cell body › Dendrites › Axons  Types of neurons › Sensory (Afferent) 12/7/10 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 12/7/10 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. 12/7/10 Spinal Cord A complex system that is critically involved with...
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This note was uploaded on 02/03/2011 for the course KIN 3513 taught by Professor Porter during the Fall '08 term at LSU.

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Chapter_4_Neuromotor - Click to edit Master subtitle style The Neuromotor Basis for Motor Control Physiologic foundations One of the biggest

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