Ast lies on the apical surface of.

Apical surface of a cell. Cells covering the surface of a structure (epithelial cells) or cells packed together in a tissue may have specialized junctional complexes between them. Apical surface in oxford dictionary of biochemistry and molecular biology (2) length: The surface of an epithelial cell that faces the lumen.

Epithelia cells are polarized with an apical surface that faces the lumen of a tube or the external environment and a basal surface that attaches to the basement membrane. The apical surface is sometimes covered with cilia. The intestinal cells are joined at the.

12 words view all related. The membrane surface facing the lumen is called the apical surface, and the membrane surface on the side facing blood is called the basolateral surface. The apical surface is closest to or on the luminal surface.

Apical surface apical surface definition. Of, at, or being the apex | meaning, pronunciation, translations and examples The apical surface is the upper side of the epithelial cell that faces the external.

Cell lineages derived from the apical cell will progressively differentiate to form cotyledons, shoot meristem, hypocotyl axis, and embryonic root (figure 4).by contrast, the basal cell will divide. The apical surface is closest to the base of the cell; Epithelial tissue contains a layer of.

The distal or apical boundaries of. Homeostasis of many epithelial tissues involves the addition of new cells from basally positioned progenitors.