sulcus

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Related to Median sulcus: Filiform papillae, anterior median fissure

sul·cus

 (sŭl′kəs)
n. pl. sul·ci (-kī, -sī)
1. A deep, narrow furrow or groove, as in an organ or tissue.
2. Any of the narrow fissures separating adjacent convolutions of the brain.

[Latin.]

sul′cal adj.

sulcus

(ˈsʌlkəs)
n, pl -ci (-saɪ)
1. a linear groove, furrow, or slight depression
2. (Anatomy) any of the narrow grooves on the surface of the brain that mark the cerebral convolutions. Compare fissure
[C17: from Latin]

sul•cus

(ˈsʌl kəs)

n., pl. -ci (-sī).
Anat. a groove or fissure, esp. a fissure between two convolutions of the brain.
[1655–65; Latin: furrow]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sulcus - (anatomy) any of the narrow grooves in an organ or tissue especially those that mark the convolutions on the surface of the brain
fissure - (anatomy) a long narrow slit or groove that divides an organ into lobes
central sulcus, fissure of Rolando, Rolando's fissure, sulcus centralis - a brain fissure extending upward on the lateral surface of both hemispheres; separates the frontal and parietal lobes
fissure of Sylvius, lateral cerebral sulcus, sulcus lateralis cerebri, Sylvian fissure - the deepest and most prominent of the cortical fissures; separates the frontal lobes and temporal lobes in both hemispheres
parieto-occipital fissure, parieto-occipital sulcus - a sulcus near the posterior end of each hemisphere that separates the parietal lobes and the occipital lobes in both hemispheres
calcarine fissure, calcarine sulcus - a sulcus in the mesial surface of the occipital lobe of the cerebrum
anatomy, general anatomy - the branch of morphology that deals with the structure of animals
Translations
References in periodicals archive ?
The findings of digital rectal examination which, suggested benign nature of the gland included smooth, convex, typically elastic posterior surface of the gland, the rectal mucosa could be moved over the prostate and the median sulcus could be palpated.
sp., the supra-anal plate is subpentagonal, surface with a broad deep median sulcus in proximal third only; furculae represented by two small digitiform projections.
Transverse median sulcus distinct, gently curved and almost reaching to lateral margins of segment; median line distinctly impressed in anterior half of pronotum.
Macroscopic analysis showed a median sulcus along the medium to the posterior regions.