Citiraj:
The Montgomery glands (tiny little bumps on the areola which secrete natural oils to lubricate the area and help to prevent bacteria from breeding) become larger and more noticeable as well, and the nipples become more pronounced.
Citiraj:
A number of small bumps that surround the nipple and look like "goose bumps" are sebaceous glands, and are called Montgomery's Glands or Areolar Glands. They secrete an oily substance that lubricates and conditions the surface of the nipple and the areola. This is helpful during breastfeeding, to prevent cracking of the nipple. These Montgomery's Glands become erect in the same manner that the nipple does when it is stimulated by touch, cold, fear, sexual stimulation, etc. Very small smooth-muscle tissues cause them to become more prominent (erect). This also causes the areolae to become narrower, but sexual stimulation will temporarily expand the whole breas