Definition of basement membrane
: a thin membranous layer of connective tissue that separates a layer of epithelial cells from the underlying lamina propia
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First Known Use of basement membrane
1842
Medical Dictionary
medical Definition of basement membrane
1
: a thin extracellular supporting layer that separates a layer of epithelial cells from the underlying lamina propria and is composed of the basal lamina and reticular lamina
2
: basal lamina 2
Illustration of basement membrane
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Britannica.com: Encyclopedia article about basement membrane
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