CALLOSOMARGINAL Meaning and
Definition
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Callosomarginal, also known as the cingulate sulcus or sulcus cinguli, refers to a specific anatomical feature of the human brain. It is a deep groove located on the medial surface of the cerebral hemisphere, in the area where the frontal lobe meets the parietal lobe. The callosomarginal sulcus runs approximately parallel to the midline of the brain, horizontally or obliquely.
This prominent sulcus is named "callosomarginal" due to its relationship with two other structures: the corpus callosum and the marginal branch of the cingulate sulcus. The corpus callosum is a thick bundle of nerve fibers that connects the left and right hemispheres of the brain, facilitating communication between the two. The marginal branch of the cingulate sulcus is a smaller, tangential groove that is often located below the callosomarginal sulcus.
The callosomarginal sulcus serves as an important landmark for neuroanatomical studies and neuroimaging applications. Its distinctive location and appearance help identify different cortical areas and facilitate the mapping of brain structures. Researchers and clinicians often utilize the callosomarginal sulcus as a reference point when interpreting brain images and investigating various functions related to the frontal and parietal lobes, such as attention, memory, and decision-making.
In summary, the term "callosomarginal" refers to the deep sulcus on the medial surface of the cerebral hemisphere, which acts as a crucial anatomical landmark within the brain.
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Relating to the corpus callosum and the marginal gyrus, noting the sulcus between them.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for CALLOSOMARGINAL
- callosomarginam
- cawlosomarginal
- callosewmarginal
- callosowmarginal
- c allosomarginal
- ca llosomarginal
- cal losomarginal
- call osomarginal
- callo somarginal
- callos omarginal
- calloso marginal
- callosom arginal
- callosoma rginal
- callosomar ginal
- callosomarg inal
- callosomargi nal
- callosomargin al
- callosomargina l
Etymology of CALLOSOMARGINAL
The word "callosomarginal" is formed by combining two separate terms, "calloso-" and "marginal".
- "Calloso-" is derived from the Latin word "callosus", which means "thick-skinned" or "calloused". In anatomy, the term "callosum" refers to the corpus callosum, a thick bundle of nerve fibers that connects the left and right cerebral hemispheres of the brain.
- "Marginal" comes from the Latin word "marginalis", meaning "bordering" or "edge". In anatomy, it is often used to describe structures located near the outer edge or border of an organ or area.
Therefore, "callosomarginal" refers to a structure or area that is located near or bordering the corpus callosum, typically used in medical and anatomical contexts.
