Fill up the blanks-

A functional mammary gland is characteristic of all female A . The mammary glands are paired structures

(breasts) that contain glandular tissue and variable amount of fat. The glandular tissue of each breast is divided

fhto15-20 mammary lobes containing clusters of cells called ___B The ceils of C___ secrete milk, which is stored in the cavities (lumens) of alveoli. The alveoli open into mammary tubules. The tubules of each lobe join to form a ____D _____ duct. Several E _____ ducts join to form a wider mammary ampulla which is connected to F duct through which milk is sucked out.