part of part of exocrine cell sweat secreting cell eccrine cell dark cell of eccrine sweat gland 2010-08-24T02:15:16Z FMA:70659 A cell pyramidal in shape, with their broad ends facing and forming the greater extent of the lining of the main lumen. Secretes glycoproteins associated with mucus. epithelial cell of sweat gland eccrine sweat gland