Not involved in damage to cerebellum:March 2010
Correct Answer: Asthenia
Description: Ans. C: AstheniaSigns of Cerebellar DisordersAtaxia, Reeling, wide-based gait- decomposition of movements, Inability to correctly sequence fine, coordinated actsDysahria-Inability to aiculate words correctly, with slurring and inappropriate phrasingDysdiadochokinesia-Inability to perform rapid alternating movementsDysmetria-Inability to control range of movementHypotonia-Decreased muscle toneNystagmus-Involuntary, rapid oscillation of the eyeballs in a horizontal, veical, or rotary direction, with the fast component maximal toward the side of the cerebellar lesionScanning speech-Slow enunciation with a tendency to hesitate at the beginning of a word or syllableTremor-Rhythmic, alternating, oscillatory movement of a limb as it approaches a target (intention tremor) or of proximal musculature when fixed posture or weight bearing is attempted (postural tremor)Asthenia: (Weakness/Lack of energy and strength/Loss of strength). It is a prominent pa of myasthenia gravis
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