Medical dictionary. 2011.
pyramidal tracts of spinal cord — corticospinal t s of spinal cord; see tractus corticospinalis lateralis and tractus corticospinalis anterior … Medical dictionary
Spinal cord — Latin medulla spinalis The spinal cord nested in the vertebral column … Wikipedia
Corticospinal tract — Pyramidal tract redirects here. This page refers to the nerve fibres underlying the pyramids. For the actual area of the brain, Pyramids, see Pyramid of medulla oblongata. Brain: Corticospinal tract Deep dissection of brain stem. Lateral view. (… … Wikipedia
Anterior corticospinal tract — seen in red at bottom center in figure (text tag found at upper left) … Wikipedia
Lateral corticospinal tract — labeled in red at upper left. Latin tractus corticospinalis lateralis, fasciculus cerebrospinalis lateralis … Wikipedia
paralysis — /peuh ral euh sis/, n., pl. paralyses / seez /. 1. Pathol. a. a loss or impairment of voluntary movement in a body part, caused by injury or disease of the nerves, brain, or spinal cord. b. a disease characterized by this, esp. palsy. 2. a state… … Universalium
nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… … Universalium
nervous system disease — Introduction any of the diseases or disorders that affect the functioning of the human nervous system (nervous system, human). Everything that humans sense, consider, and effect and all the unlearned reflexes of the body depend on the… … Universalium
tract — An elongated area, e.g., path, track, way. SEE ALSO: fascicle. SYN: tractus. [L. tractus, a drawing out] alimentary t. SYN: digestive t.. anterior corticospinal t. uncrossed fibers forming a small bundle in the anterior funiculus of the … Medical dictionary
Fiber — The parts of plants that cannot be digested, namely complex carbohydrates. Also known as bulk or roughage. Complex carbohydrates from plants are rich in starch and fiber. Examples of plants that provide complex carbohydrates (fiber) are fresh… … Medical dictionary
