anterior commissure

(redirected from Anterior white commissure)
Also found in: Medical.

anterior commissure

[an′tir·ē·ər ′käm·ə·shu̇r]
(neuroscience)
A bundle of nerve fibers that cross the midline of the brain in front of the third ventricle and serve to connect parts of the cerebral hemispheres.
References in periodicals archive ?
Employing a bicommissural reference, a selection of slices in three spatial dimensions, axial, coronal and sagittal, was obtained with the objectives to localize structures of the internal cerebral anatomy of the spider monkey, especially of the fifth temporal gyrus, the anterior white commissure, the gyrus of the cingulum and the great sulci, and to compare these structures afterwards to the cerebral structures of the human (H.
In this study, the structures mentioned were compared, such as the fifth temporal gyrus, the medial face of the hemisphere, the anterior white commissure, the fornix, the hypothalamus and the third ventricle, among others.
In Figures 3, 4, 5, 6 and 7 similarities among the two species of primates were found, especially in regard to the morphology of the cingulate gyrus, the fornix, and the anterior white commissure, with the human one presenting greater complexity in its pattern of gyration.