Skin glands composed of coalesced sebaceous glands andminiature milk acini ituated within the dermis of the areolae They are mostactive during late pregnancy and lactation, forming visible protuberanceson the areolar surface. They secret lipoid oily-like fluid that protects and lubricates the areolae and nipples. The secretions are assumed to play a role an olfactory stimulus that encourages newborn appetite. They were first described by the Irish obstetrician William Fetherstone Montgomery (1797-1859).
See Immunoglobins, Lipids, Olfaction, Oxytocin, Suckling