** '''Lobes''': the internal compartments of the mamma, separated by adipose tissue. The lobes are divided into '''lobules'''. Lobules consist of connective tissue containing '''alveoli''', which are clusters of milk secreting cells. | ** '''Lobes''': the internal compartments of the mamma, separated by adipose tissue. The lobes are divided into '''lobules'''. Lobules consist of connective tissue containing '''alveoli''', which are clusters of milk secreting cells. |