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The lamina propria is a thin layer of loose (areolar) connective tissue, which lies beneath the epithelium, and together with the epithelium and basement membrane constitutes the mucosa. As its Latin name indicates, it is a characteristic component of the mucosa, or the mucosa's "own special layer."
The basement membrane, also known as base membrane, is a thin, pliable sheet-like type of extracellular matrix that provides cell and tissue support and acts as a platform for complex signalling. [ 1 ] [ 2 ] The basement membrane sits between epithelial tissues including mesothelium and endothelium , and the underlying connective tissue.
Gastric erosion occurs when the mucous membrane lining the stomach becomes inflamed. Specifically, the term "erosion," in this context means damage that is limited to the mucosa (which consists of three distinct layers: The epithelium (in the case of a healthy stomach, this is non-ciliated simple columnar epithelium), basement membrane, and lamina propria).
Glomerular basement membrane; The glomerular basement membrane is a special case, consisting of a fusion of the podocyte and endothelial basal laminas, and lacking a lamina reticularis. Thus, it consists of an especially thick lamina densa, sandwiched on its inside and outside by layers of lamina lucida / rara (one from each cell type).
The cover is composed of the epithelium (mucosa), basal lamina (or basement membrane zone), and the superficial layer of the lamina propria. The transition is composed of the intermediate and deep layers of the lamina propria. The body is composed of the thyroarytenoid muscle. This layered structure of tissues is very important for vibration of ...
ACell's extracellular matrix (ECM) is derived from the lamina propria and basement membrane of a porcine Urinary Bladder Matrix (UBM). [5] The lamina propria acts as a scaffold for cell infiltration while the basement membrane encourages the growth of site-specific tissue as the UBM resorbs. The UBM is offered in both sheet and powder form.
It has a mucous membrane and is covered with transitional epithelium and an underlying lamina propria of loose-to-dense connective tissue. The renal pelvis is situated within the renal sinus alongside the other structures of the renal sinus.
The main cells of the lamina propria are the fibroblasts, which are responsible for the production of the fibers as well as the extracellular matrix. The lamina propria, like all forms of connective tissue proper, has two layers: papillary and dense. The papillary layer is the more superficial layer of the lamina propria.