Role of direct vs indirect pathways from the motor cortex to spinal motoneurons in the control of hand dexterity

Evolutionally, development of the direct connection from the motor cortex to spinal motoneurons (corticomotoneuronal (CM) pathway) parallels the ability of hand dexterity. Damage to the corticofugal fibers in higher primates resulted in deficit of fractionated digit movements. Based on such observat...

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Bibliographic Details
Main Authors: Tadashi eIsa, Masaharu eKinoshita, Yukio eNishimura
Format: Article
Language:English
Published: Frontiers Media S.A. 2013-11-01
Series:Frontiers in Neurology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fneur.2013.00191/full