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CORPUS CALLOSUM
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I. (noun)
Sense 1
Meaning:
A broad transverse nerve tract connecting the two cerebral hemispheres
Classified under:
Hypernyms ("corpus callosum" is a kind of...):
commissure (a bundle of nerve fibers passing from one side to the other of the brain or spinal cord)
Holonyms ("corpus callosum" is a part of...):
forebrain; prosencephalon (the anterior portion of the brain; the part of the brain that develops from the anterior part of the neural tube)
Context examples:
A small conical midline body attached to the posterior part of the third ventricle and lying between the superior colliculi, below the splenium of the corpus callosum.
(Murine Pineal Gland, NLM, Medical Subject Headings)
A sporadic genetic syndrome characterized by agenesis of the corpus callosum, infantile spasms, and chorioretinal lacunae.
(Aicardi Syndrome, NCI Thesaurus)
An expansion of the subarachnoid space extending forward between the corpus callosum and the thalamus; it encloses the internal cerebral veins.
(Ambient Cistern, NCI Thesaurus)
The anterior portion of the corpus callosum that bends downward and backward.
(Genu of the Corpus Callosum, NCI Thesaurus)
The frontal aspect of the cistern of the corpus callosum.
(Anterior Portion of the Corpus Callosum Cistern, NCI Thesaurus)
An irregularly curved cavity that extends from the interventricular foramen to the splenium of the corpus callosum in the brain.
(Body of the Lateral Ventricle, NCI Thesaurus)
A rare benign adipose tissue neoplasm of the central nervous system frequently found in midline locations such as the corpus callosum, the quadrigeminal plate, the hypothalamus, the spinal canal or the cauda equina.
(Central Nervous System Lipoma, NCI Thesaurus)
An area within the corpus callosum, a white matter structure within the cleft that separates the left and right cerebral hemispheres in the mammalian brain, between the genu (anterior region) and the splenium (posterior region).
(Body of the Corpus Callosum, NCI Thesaurus)
Mutation of the gene is associated with hydrocephalus due to stenosis of the aqueduct of Sylvius (HSAS), mental retardation, aphasia, shuffling gait, and adducted thumbs syndrome (MASA or CRASH syndrome), spastic paraplegia 1, X-linked and agenesis of the corpus callosum, X-linked, partial and may contribute to intestinal aganglionosis in Hirschsprung disease.
(L1CAM wt Allele, NCI Thesaurus)
The loss of astrocytes, a supporting cell in the brain, was most prominent in the corpus callosum, a part of the brain that bridges the two hemispheres.
(Study in mice identifies type of brain cell involved in stuttering, National Institutes of Health)
