| callosomarginal | Relating to the corpus callosum and the cingulate gyrus; denoting the sulcus between them. (05 Mar 2000) |
|---|---|
| callosomarginal artery | <anatomy, artery> The second branch of the pericallosal artery running in the cingulate sulcus and sending branches to supply part of the medial and superolateral surfaces of the cerebral hemisphere. Synonym: arteria callosomarginalis. (05 Mar 2000) |
| callosomarginal fissure | A fissure on the mesial surface of the cerebral hemisphere, bounding the upper surface of the cingulate gyrus (callosal convolution); the anterior portion is called the pars subfrontalis; the posterior portion which curves up to the superomedial margin of the hemisphere and borders the paracentral lobule posteriorly, the pars marginalis. Synonym: sulcus cinguli, callosomarginal fissure, callosomarginal sulcus, sulcus callosomarginalis, sulcus of cingulum. (05 Mar 2000) |
| callosomarginal sulcus | A fissure on the mesial surface of the cerebral hemisphere, bounding the upper surface of the cingulate gyrus (callosal convolution); the anterior portion is called the pars subfrontalis; the posterior portion which curves up to the superomedial margin of the hemisphere and borders the paracentral lobule posteriorly, the pars marginalis. Synonym: sulcus cinguli, callosomarginal fissure, callosomarginal sulcus, sulcus callosomarginalis, sulcus of cingulum. (05 Mar 2000) |