The term "sulcus callosomarginalis" is a complex medical term that refers to a specific groove in the brain. The pronunciation of this term is "sʌlkəs kəlɒsoʊmɑːrdʒɪnəlɪs", as per the IPA phonetic transcription. The word "sulcus" means groove, while "callosomarginalis" refers to the surrounding region of the corpus callosum. Learning the correct spelling and pronunciation of medical terminology is crucial for healthcare professionals to effectively communicate about medical conditions and procedures.
The term "sulcus callosomarginalis" is a Latin anatomical term commonly used in neuroanatomy and brain imaging. It refers to a specific groove or fissure found on the lateral surface of the brain.
The sulcus callosomarginalis is situated immediately above the corpus callosum and runs parallel to the superior border of this important commissural structure, which connects the two hemispheres of the brain. It is also known as the callosomarginal sulcus.
This fissure is classified as one of the branches of the cingulate sulcus, which is a major sulcus marking the inner curve of the cerebral hemisphere. The sulcus callosomarginalis typically shows a variable pattern in terms of depth, length, and orientation, with individual variations among different individuals.
Anatomically, the sulcus callosomarginalis plays a pivotal role in dividing the brain's frontal lobe into two major regions, the precentral gyrus and the superior frontal gyrus. These regions are essential for motor control, decision-making, cognitive function, and executive functions.
In clinical settings, the sulcus callosomarginalis serves as a reliable anatomical landmark for neurosurgeons and radiologists, aiding in the localization and identification of other brain structures during surgical procedures or brain imaging analysis.
Overall, the sulcus callosomarginalis is a significant anatomical structure that holds key importance in understanding the intricacies of the brain's lateral surface and its functional subdivisions.
Callosomarginal fissure, s. cinguli.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "sulcus callosomarginalis" has its roots in Latin and is composed of three elements:
1. "Sulcus": In Latin, "sulcus" means a groove or furrow. It is derived from the verb "sulcare" which means "to plow". In the context of anatomy, "sulcus" refers to a shallow groove found on the surface of the brain.
2. "Callosomarginalis": The term "callosomarginalis" consists of two Latin words: "callosum" and "marginalis".
- "Callosum" refers to the corpus callosum, a structure in the brain responsible for connecting the two cerebral hemispheres. It is derived from the Latin word "callosus" meaning "thick" or "calloused".