Kinesiology 1080A/B Study Guide - Midterm Guide: Wobble Board, Fee Tail, Muscle Spindle

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Psychomotor behaviour testable content for midterm #2. Cerebral asymmetries in downs syndrome people with down syndrome perceive speech with right cerebral hemisphere; model of reversed cerebral specializaion right side is not opimized for speech percepion. 50% of people with down syndrome are let handed (90% of gen. populaion is right handed, 99% have speech & language lateralized to let hemisphere) In ds, problem with verbal-moive behaviours is thought to arise from right hemisphere speech percepion & let hemisphere movement producion model of biological dissociaion. Rostral ith is paricularly thin, rf is important for between hemisphere communicaion (verbal) For people with ds, verbal instrucion is very diicult; visual is much more efecive overdeveloped mirror neuron system. Spinal cord connecions with extrafusal muscle (diagram) golgi tendon organ sends informaion back to spinal cord (dorsal root) and synapses onto the interneuron which then synapses onto alpha motor.