Which is the correct pathway for the secretion and transport of milk ? |
Mammary Ampulla, Mammary Duct, Mammary tubules, Lactiferous ducts, Alveoli. Mammary tubules, Lactiferous ducts, Mammary Ampulla, Alveoli, Mammary Duct. Alveoli, Mammary tubules, Mammary duct, Mammary Ampulla, Lactiferous duct. Lactiferous ducts, Alveoli, Mammary tubules, Mammary Duct, Mammary Ampulla. |
Alveoli, Mammary tubules, Mammary duct, Mammary Ampulla, Lactiferous duct. |
The correct answer is option (3) -Alveoli, Mammary tubules, Mammary duct, Mammary Ampulla, Lactiferous duct. A functional mammary gland is characteristic of all female mammals. The mammary glands are paired structures (breasts) that contain glandular tissue and variable amount of fat. The glandular tissue of each breast is divided into 15-20 mammary lobes containing clusters of cells called alveoli. The cells of alveoli 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 mammary duct. Several mammary ducts join to form a wider mammary ampulla which is connected to lactiferous duct through which milk is sucked out. |