The Pyramidal Tracts are Major Pathways for Transmission of Motor Signals from the Cerebral Cortex to the Spinal Cord

(Modified from Pierre S, Eschenhagen T, Geisslinger G, et al. Capturing adenylyl cyclases as potential drug targets. Nat Rev Drug Discov. 2009;8:321-335.)

The pyramidal tracts are major pathways for transmission of motor signals from the cerebral cortex to the spinal cord.