Movement - Movement Neuromuscular Physiology Movements can be largely classified into three broad categories Voluntary movement Automatic/Rhythmic

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BMED 3100 Neuromuscular Physiology Movements can be largely classified into three broad categories: Voluntary movement Automatic/Rhythmic movements Reflexive movements
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BMED 3100 1. Voluntary Movement • Participation of higher centers of the brain are involved. • But requires coordination of spinal reflexes, midbrain circuits, and cortical circuits
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BMED 3100 Voluntary Movement: “Conscious”
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BMED 3100 Brain Centers Involved in Movement • Cerebral cortex is involved in decision making and planning of movements. • Basal ganglia are involved in initiating and planning movements • Cerebellum is involved in comparing expected to actual sensory information to correct ongoing movements. • Midbrain is also involved in correction of movements, particularly for postural control and balance.
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BMED 3100 Examples of the categories of information and their underlying neuronal substrates modifying the production of motor commands from the brain.
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BMED 3100 Extensive neural networks between the major “motor areas” of the cerebral cortex permit fine control of movement, utilizing sensory and intentional signals to activate the appropriate motor neurons at an appropriate level of stimulation.
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Somatotopic Map The location and relative size of the cartoon body- shapes represent the location and relative number of motor-related neurons in the cerebral cortex.
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This note was uploaded on 01/12/2012 for the course BMED 3110 taught by Professor Staff during the Spring '08 term at Georgia Institute of Technology.

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Movement - Movement Neuromuscular Physiology Movements can be largely classified into three broad categories Voluntary movement Automatic/Rhythmic

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