An unusually long delay before a movement is initiated in response to a stimulus.
Any of several impairments in motomeurons, including progressive muscular atrophy, primary lateral sclerosis, progressive bulbar paralysis, and amyotrophic lateral sclerosis. These diseases occur principally in males and are characterized by degeneration of anterior horn cells of the spinal cord, the motor cranial nerve nuclei, and the corticospinal tracts. These illnesses limit the ability to use the upper and lower extremities and/or to speak and swallow.
The brain’s awareness of the position of muscles, both moving and at rest; it may be conscious or unconscious.