Tubular example sentences

Look at Figureure Do you see yellow tubular structures twining around the stem and branches of a tree? This is a plant called Cuscuta (Amarbel).The Leydig cells or interstitial cells, which are present in the intertubular spaces produce a group of hormones called androgens mainly testosterone.Tubular secretion is also an important step in urine formation as it helps in the maintenance of ionic and acid base balance of body fluids.In most of the invertebrates, these structures are simple tubular forms whereas vertebrates have complex tubular organs called kidneys.The ascending limb continues as another highly coiled tubular region called distal convoluted tubule (DCT).Each kidney has nearly one million complex tubular structures called nephrons (Figureure 1 3), which are the functional units.A narrow finger-like tubular projection, the vermiform appendix which is a vestigial organ, arises from the caecum.The tubular epithelial cells in different segments of nephron perform this either by active or passive mechanisms.Nephridia are the tubular excretory structures of earthworms and other annelids.The efferent arteriole emerging from the glomerulus forms a fine capillary network around the renal tubule called the peritubular capillaries.During urine formation, the tubular cells secrete substances like H+, K+ and ammonia into the filtrate.Each kidney has over a million tubular structures called nephrons.