Skip Navigation
Genetics Home Reference: your guide to understanding genetic conditions About   Site Map   Contact Us
 
Home A service of the U.S. National Library of Medicine®
0-9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q-R | S | T | U | V | W | X | Y-Z

Pyramidal Tracts

Synonym(s)

  • fasciculus pyramidalis
  • pyramidal tract
  • tractus pyramidalis

Definition(s)

Nerve fibers which originate in the cerebral cortex, pass through the medullary pyramid, and terminate in the motor brain stem and spinal cord; mediate direct cortical control and initiation of skilled movements.

Definition from: CSP via Unified Medical Language SystemThis link leads to a site outside Genetics Home Reference. at the National Library of Medicine

See also Understanding Medical Terminology.

 
Published: December 16, 2014