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obstruction of a blood vessel by a clot or foreign substance, floating clot; mass of material suddenly blocks a blood vessel
tail end of the spinal cord, collection of spinal nerves below the end of the spinal cord
Spina bifida, congenital defect of the spinal column with herniation of the spinal cord and meninges
Paralysis and loss of muscular coordination caused by brain damage in the perinatal period
Elapsing weakness of skeletal muscles ("no muscle strength"); autoimmune condition
Degeneration of nerves in the brain; occurring in later life and leading to tremors, bradykinesia
Part of the brain that controls respiration, heartbeat, and the size of blood vessels
Lying between the medulla and the rest of the brain; bridge connecting various parts of the brain
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