MOTOR TRACT Meaning and
Definition
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The motor tract refers to a specialized pathway within the nervous system that is responsible for transmitting signals from the brain to different muscles throughout the body, enabling voluntary movement and motor control. It is an essential component of the central nervous system and plays a crucial role in the coordination, execution, and modulation of bodily movements.
The motor tract consists of several interconnected structures, including the motor cortex, brainstem nuclei, spinal cord, and peripheral nerves. These structures work together to facilitate the transmission of motor commands from the brain to the muscles, ensuring smooth and effective movement.
The motor tract can be further divided into two main divisions: the pyramidal or corticospinal tract and the extrapyramidal tract. The pyramidal tract is responsible for precise, fine motor control and originates from the primary motor cortex, which is located in the frontal lobe of the brain. The extrapyramidal tract, on the other hand, is responsible for more gross, automatic movements and involves various subcortical structures, such as the basal ganglia.
Damage or dysfunction of the motor tract can result in various motor disabilities, such as paralysis, weakness, or abnormal movements. It can be caused by various factors, including trauma, neurodegenerative diseases, strokes, or genetic disorders. Rehabilitation and treatment options aim to restore or improve motor function through targeted therapies and interventions that promote neural plasticity and motor recovery.
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Descending t., vestibulospinal t.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for MOTOR TRACT
- notor tract
- kotor tract
- jotor tract
- mitor tract
- mktor tract
- mltor tract
- mptor tract
- m0tor tract
- m9tor tract
- moror tract
- mofor tract
- mogor tract
- moyor tract
- mo6or tract
- mo5or tract
- motir tract
- motkr tract
- motlr tract
- motpr tract
- mot0r tract
Etymology of MOTOR TRACT
The word "motor" originates from the Latin word "mōtor", which means "mover" or "driver". The term "tract" is derived from the Latin word "tractus", meaning "drawn" or "pulled". When combined, "motor tract" refers to a pathway or bundle of nerve fibers that carries signals from the brain to the muscles, facilitating motor function and movement.
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