释义 |
basement membrane noun[ C or U ] anatomy specializeduk /ˌbeɪs.mənt ˈmem.breɪn/ us /ˌbeɪs.mənt ˈmem.breɪn/ a thin layer of a substance that covers surfaces in the body, including in the skin, in blood vessels(= the tubes through which blood flows in the body), and in organs: Epithelial cells, which are the most common sources of cancer, have a basement membrane separating them from the rest of the body. Cancers that extend past the basement membrane barrier are considered invasive lesions. The basement membrane in the eye provides support for movement of the lens. The fine capillaries in the basement membranes of the kidneys begin to leak due to chronic high blood glucose. SMART Vocabulary: related words and phrases Substances & structures in the body abductor accessorius ACL actin adductor funiculus fusiform glomerular glomerulus GnRH navicular neuroendocrine neurohormonal neurohormone nociceptive tendinous tendinum tendo tensor Th |