lobule of lung

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lobule of lung

One of the physiological units of the lung consisting of a respiratory bronchiole and its branches (alveolar ducts, alveolar sacs, and alveoli). Synonym: primary pulmonary lobule
See also: 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.