Chapter 25.pe - Chapter25 MuscleRelaxants

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Chapter 25 Muscle Relaxants
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Regulation of Movement and  Control of Muscles Spinal reflexes Influences from upper-level CNS areas Basal ganglia Cerebellum Cerebral cortex
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Types of Spinal Reflexes Simple Involving an incoming sensory neuron and an  outgoing motor neuron Complex Involving interneurons that communicate with  the related centers in the brain
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Reflex Arc Showing Pathway of Impulses
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Fibers in the CNS Controlling Different Types of  Movements Pyramidal tract Controls precise intentional movements Extrapyramidal tract Modulates unconsciously controlled muscle  activity Allows the body to make automatic adjustments  in posture, position, and balance
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Neuromuscular Abnormalities Muscle spasm Often results from injury to the musculoskeletal system
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This note was uploaded on 02/19/2011 for the course RNSG 1301 taught by Professor Loftin during the Spring '11 term at Lone Star College.

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Chapter 25.pe - Chapter25 MuscleRelaxants

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