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pyramidal tract
This term is a specialized anatomical designation used primarily in neurology and medical contexts. It refers to the primary descending motor pathway, characterized by the decussation (crossing over) of fibers in the medulla oblongata, which explains why one side of the brain controls the opposite side of the body.
Because it describes a specific biological structure, the term is used in a technical register. It is rarely used in general conversation and is typically found in clinical reports, textbooks, or academic discussions regarding motor neuron diseases or spinal cord injuries.
Meanings
Examples
The pyramidal tract is essential for the execution of voluntary movements.
A lesion in the pyramidal tract can lead to significant motor deficits.
Does the patient show signs of damage to the pyramidal tract?
I need to determine if the weakness is caused by a pyramidal tract injury.
The axons of the pyramidal tract decussate in the medulla oblongata.
Damage to the pyramidal tract often results in spastic paralysis.
The professor explained how the pyramidal tract differs from extrapyramidal pathways.
We must assess the integrity of the pyramidal tract to understand the stroke's impact.