Common search

Sunday, December 9, 2012

the corticospinal tract

the corticospinal tract:
This is one of the most important nerves descending from the cerebral cortex, these descend from the cerebral cortex to the area lead in the spinal cord.

This package contains the sensory nerves came from the sensory cortex of the brain, these nerves will connect cells in the spinal cord is located in the posterior horn of the spinal cord, and these cells will be adjusted reflex reactions either Stnzid or reduce the reaction.The nerves descending from the area of ​​the brain precentral gyrus, they will contact the motor nerve cells brain and this will give orders to the muscles shrink and movement.
Important Mlaahth: this fiber, which is located in the package side cortical spinalthe lateral corticospinal tract related to motor nerve cells (neurons called Lower lower motor neurons) that nourish muscles parties. The work permit is to regulate micro-skilled voluntary movements (such as hand movements). This very sophisticated system in humans compared to the rest of the creatures, but that of the organization and exactly what we do not see the present in any of the other creatures.



These Stenzel to relate to motor neurons in the spinal cord, not come down more than the upper region of the rib section of the spinal cord, which gives orders movement to the upper torso muscles and neck.

No comments:

Post a Comment

.

Powered By Blogger

Search This Blog