~BN20 cortical motor control

~BN20 cortical motor control - Cortical Control of Movement...

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Cortical Control of Movement Lecture 20
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Hierarchical Control of Movement based on integration of sensory info tactics: activation of motor programs Spinal cord execution: activation of alpha motor neurons ~
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Sensorimotor Cortical System Integration of sensory information and directed movements Anatomy Descending spinal tracts Lateral pathway Pyramidal Motor System Ventromedial pathway Extrapyramidal pathway ~
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Cortical Anatomy S1 - postcentral gyrus PPC - Posterior Parietal Cortex M1 - Precentral Gyrus Frontal Lobe somatotopic organization M2 - Secondary Motor Cortex SMA - Supplementary Motor Area PM - Premotor Cortex ~ M1 SMA S1 PM PPC
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M1 S1 PM SMA PPC P r e f r o n t a l Sensorimotor Pathways
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Primary Motor Cortex Somatotopic organization neurons have preferred direction of movement Motor homunculus ~
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~BN20 cortical motor control - Cortical Control of Movement...

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