Commissure

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commissure

[′käm·ə‚shu̇r]
(biology)
A joint, seam, or closure line where two structures unite.

Commissure

 

in human and animal anatomy, a site of union or junction.

The commisura labiorum oris is the junction of the lips at the corners of the mouth. The anterior commissure of the cerebrum is the transverse bundle of nerve fibers that unites the corpora striata of the forebrain in the majority of vertebrates. The anterior commissure of the mantle, or the commissura fornicis, joins the hemispheres of the forebrain in dipnoans and terrestrial vertebrates—the basis of the corpus callosum in mammals.

References in periodicals archive ?
13q32 deletions result in a complex phenotype related mainly to the brain, eye, and urinary tract malformations and severe mental retardation.[4] In our case, the most striking prenatal finding was the detection of a shortage of cavum septum pellucidum, interlinked bilateral lateral ventricles of the brain, the posterior horn of the left and right ventricles were 9.5 mm/9.3 mm, small cerebellar volume, normal cerebellar vermis, unclear commissura optica, and small right eyeball.
htm 1,2,3,4,5 ADRENOCORTICOTROPIC HORMONE DEFICIENCY See: Adrenal Disorders; Pituitary Tumors ADRENOGENITAL SYNDROME See: Adrenal Disorders ADRENOLEUKODYSTROPHY See: Leukodystrophy; Tay-Sachs Disease ADRENOLEUKODYSTROPHY, NEONATAL See: Leukodystrophy; Tay-Sachs Disease AGENESIS OF COMMISSURA MAGNA CEREBRI See: Agenesis of the Corpus Callosum AGENESIS OF THE CORPUS CALLOSUM See also: Aicardi Syndrome ACC Network 5749 Merrill Hall, Rm 18 University of Maine Orono, ME 04469-5749 (207) 581-3119 (207) 581-3120 (fax) ??um-acc@maine.maine.edu 3 AGYRIA See: Lissencephaly AICARDI SYNDROME See also: Agenesis of the Corpus Callosum; Epilepsy; Visual Impairments Aicardi Syndrome Awareness and Support Group 29 Delavan Ave.
Great Neck, NY 11021 (516) 487-4992 medhlp.netusa.net/www/nadf.htm ??nadf@aol.com 1,2,3,4,5 ADRENOCORTICOTROPIC HORMONE DEFICIENCY See: Adrenal Disorders; Pituitary Disorders ADRENOLEUKODYSTROPHY See: Leukodystrophy; Tay-Sachs Disease ADRENOLEUKODYSTROPHY, NEONATAL See: Leukodystrophy; Tay-Sachs Disease AGENESIS OF COMMISSURA MAGNA CEREBRI See: Agenesis of the Corpus Callosum AGENESIS OF THE CORPUS CALLOSUM See also: Aicardi Syndrome ACC Network 5749 Merrill Hall, Rm.

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