paracentral lobule


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Related to paracentral lobule: precuneus

lobule

 [lob´ūl]
a small segment or lobe, especially one of the smaller divisions making up a lobe. adj., adj lob´ular.
l's of epididymis the wedge-shaped parts of the head of the epididymis, each comprising an efferent ductule of the testis.
hepatic lobule one of the small vascular units composing the substance of the liver.
lobule of pancreas any of the distinct lobules into which the pancreas is divided by extension of septa of the capsule into the gland.
paracentral lobule a lobule on the medial surface of the cerebral hemisphere, continuous with the precentral gyrus and the postcentral gyrus.
parietal lobule one of two divisions, inferior and superior, of the parietal lobe of the brain.
portal lobule a polygonal mass of liver tissue containing portions of three adjacent hepatic lobules, and having a portal vein at its center and a central vein peripherally at each corner.
primary lobule of lung (primary respiratory lobule) the functional unit of the lung; terminal respiratory unit.

par·a·cen·tral lob·ule

[TA]
a division of the medial aspect of the cerebral cortex, lying above the cingulate sulcus and bounded by the paracentral sulcus in front and the marginal part of the cingulate sulcus behind; this lobule is formed by the anterior paracentral gyrus and the posterior paracentral gyrus.
Synonym(s): lobulus paracentralis [TA]

paracentral lobule

A gyrus on the upper medial surface of each cerebral hemisphere, behind the medial frontal gyrus and above the cingulate gyrus.. This lobule is the continuation, from the lateral brain surface, of the precentral (motor) and postcentral (sensory) gyri and contains cortical areas representing the lower leg, foot, toes, bladder, rectum, and genitalia.
Synonym: paracentral gyrus; paracentral lobe
See also: lobule

lobule

a small segment or lobe, especially one of the smaller divisions making up a lobe.

ansiform lobule
a lobule of the cerebellar hemispheres.
l's of epididymis
the wedge-shaped parts of the head of the epididymis, each comprising an efferent ductule of the testis.
hepatic lobule
one of the small vascular units and associated parenchyme comprising the substance of the liver.
lobule of lung
one of the smaller subdivisions of the lobes of the lungs.
paracentral lobule
a lobe on the medial surface of the cerebral hemisphere, continuous with the pre- and postcentral gyri, limited below by the cingulate sulcus.
paramedian lobule
a lobule of the cerebellar hemispheres.
parietal lobule
one of two divisions, inferior and superior, of the parietal lobe of the brain.
portal lobule
a polygonal mass of liver tissue containing portions of three adjacent hepatic lobules, and having a portal vein at its center and a central vein peripherally at each corner.
primary lobule of lung
the functional unit of the lung, including a respiratory bronchiole, alveolar ducts and sacs, and alveoli. Called also respiratory lobule (below).
lobule quadrangularis
a lobule of the rostral lobe of the cerebellum.
respiratory lobule
see primary lobule of lung (above).
lobule simplex
a lobule of the cerebellar hemispheres.
testis lobule
a group of seminiferous tubules, connective tissue and smooth muscle, the basic unit of the testis.