Mepụta nsụgharị dị mgbagwoju anya nke ahịrịokwu a Akụkụ ọbara ọbara na-enweta ọtụtụ ntinye site na contralateral cerebellum na ntinye site na ipsilateral motor cortex.
N'ezie, ụdị okwu dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Nucleus na-acha uhie uhie na-enweta ọtụtụ ntinye site na contralateral cerebellum na ntinye site na ipsilateral motor cortex, ma na-eziga axons efferent (rubrospinal projection) na ọkara nke ọkara nke rhombencephalic reticular formation and spinal cord. "