“longitudinal fasciculus”

The following 3 entries include the term longitudinal fasciculus.

inferior longitudinal fasciculus

noun

: a band of association fibers in each cerebral hemisphere that interconnects the occipital and temporal lobes and that passes near the lateral walls of the posterior and inferior horns of the lateral ventricle

medial longitudinal fasciculus

noun

: any of four longitudinal bundles of white matter of which there are two on each side that extend from the midbrain to the upper parts of the spinal cord where they are located close to the midline ventral to the gray commissure and that are composed of fibers especially from the vestibular nuclei

superior longitudinal fasciculus

noun

: a large bundle of association fibers in the white matter of each cerebral hemisphere that extends above the insula from the frontal lobe to the occipital lobe where it curves downward and forward into the temporal lobe


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