Which condition involves poor coordination of all muscles, including eye movements?

• A. Cerebral Palsy
• B. Friedrich's Ataxia
• C. Multiple Sclerosis
• D. Parkinson's Disease

Answer: (B)

Friedrich's Ataxia is characterized by progressive degeneration of the nervous system, leading to poor coordination of movement, including the coordination of eye movements. This condition stems from damage to the spinal cord and peripheral nerves, which disrupts the body’s ability to control voluntary muscle movements effectively. As the disease progresses, individuals may experience difficulty with balance, gait, and fine motor skills, as well as issues with visual coordination due to the involvement of the cerebellum, an area of the brain that plays a critical role in coordinating movement and eye motion.

Other conditions listed, while they may affect coordination and muscle control to varying degrees, do not have the same widespread impact on muscle coordination across all muscle groups, particularly the eyes, as seen in Friedrich's Ataxia. Cerebral Palsy primarily involves motor function impairments due to brain development issues, Multiple Sclerosis is characterized by the interruption of nerve signals in the brain and spinal cord, and Parkinson's Disease typically affects motor control through tremors and rigidity rather than causing widespread ataxia.