crus means ‘leg’ in Latin.)

is the anterior portion of the cerebral peduncle which contains the motor tracts, traveling from the cerebral cortex to the pons and spine.

In some older texts, this is called the cerebral peduncle, but presently, it is usually limited to just the anterior white matter portion of it.

This article incorporates text in the public domain from page 800 of the 20th edition of Gray's Anatomy (1918)

This neuroanatomy article is a stub.