the innermost membrane of an organ or a part, especially the inner lining of a lymphatic vessel, an artery, or a vein.
the innermost membrane of an organ (especially the inner lining of an artery or vein or lymphatic vessel)
the endothelial cell and basement membrane of blood vessel walls
The innermost layer of the arteries containing a layer of endothelial cells that are damaged with atherosclerosis.
The innermost lining of an arterial wall
The inner layer of cells of an artery.