the main function associated with the structure of villi and microvilli is
Microvilli is a part of a cell. Its function is to augment the surface area of the cell. The main function of microvilli includes secretion, absorption, and cellular sticking or adhesion. Villi or intestinal villi, on the other hand, are finger-like projections that are found in the intestinal wall. Each villus has a length of 0.5-1 mm. Each villus also contains a microvillus.