Motor Movement Cortex and Damage Causing Disorders. Part 3
Motor disorders can be divided into two principal groups, hyperkinesia (over-activity) and hypo-kenesia, too little movement. The former is about a wide group of disorders that are involuntary muscle movements, show shaking of various body parts, tics which are uncontrollable and rapid, disjointed movements and or sounds. Sudden shock-like muscle contractions are symptoms of myo-clonus, wide, quick random and jerky movements and caused by chorea and ballism. Hyper-kinesia disorders are generally slowness in movements (brady-kinesia) “freezing” or inability to begin…