- basal segment
- any of various segments, anterior, lateral, medial, or posterior, of the lower lobes of the lungs; see table at segmentum.
Medical dictionary. 2011.
basal segment
Look at other dictionaries:
basal segment anteromedial — the anterior basal and medial basal segments of the lower lobe of the left lung considered as a unit … Medical dictionary
basal segment anterior — see segmenta bronchopulmonalia, under segmentum … Medical dictionary
basal segment medial — see segmenta bronchopulmonalia, under segmentum … Medical dictionary
basal plate — (Subclass Branchiura): Spine studded, plate like structure on basal segment of each maxilla. (spines: alike, unlike; close together, well separated; blunt, curved, scale like, sharp). (Syn. maxillary plate) [Stachowitsch, 1992] … Crustacea glossary
Basal ganglia — Infobox Brain Name = Basal ganglia Latin = nuclei basales GraySubject = GrayPage = Caption = Basal ganglia labeled at top right. Caption2 = IsPartOf = Components = Artery = Vein = BrainInfoType = hier BrainInfoNumber = 206 MeshName =… … Wikipedia
segment — 1. A section; a part of an organ or other structure delimited naturally, artificially, or by invagination from the remainder. SYN: segmentum [TA]. SEE ALSO: metamere. 2. A territory of an organ having independent function, supply, or drainage. 3 … Medical dictionary
median segment — (ARTHROPODA: Insecta) The basal segment of the abdomen when it is fused with the metathorax during the change from larva to pupa; see propodeum, epinotum … Dictionary of invertebrate zoology
Primate basal ganglia system — The primate basal ganglia system is a symmetrical major cerebral system that has only recently been recognized. In the past, part of it was presented as motor or extrapyramidal , complementary to the corticospinal (pyramidal) system. Contrary to… … Wikipedia
Bronchopulmonary segment — Infobox Anatomy Name = PAGENAME Latin = GraySubject = GrayPage = Caption = Bronchopulmonary segments visible but not labeled. Caption2 = System = MeshName = MeshNumber = DorlandsPre = DorlandsSuf = Each of the tertiary bronchi serves a specific… … Wikipedia
Outer segment disc shedding — The retina contains two types of photoreceptors – rods and cones. There are about 6 7 million cones that provide color vision to the eye, and they are very concentrated in a central spot in the retina, called the macula. However, the rods are… … Wikipedia
