The myoepithelial cells can contract, similar to muscle cells, and thereby push the milk from the alveoli through
the lactiferous ducts toward the nipple, where it collects in widenings (sinuses) of the ducts.
Lactiferous ducts form well before testosterone causes sex differentiation in a fetus.
The glands that produce milk (mammary glands) that are connected to the surface of the breast by
the lactiferous ducts may extend to the armpit area.
Under the areola are
lactiferous ducts.
The milk ducts, also called
lactiferous ducts, are the tubes that carry your breast milk from where it is made in the glandular tissue of your breast out to your nipple.
It uses the principle of tissue expansion, achieved in this case through long term suction to stretch
the lactiferous ducts.
These alveoli join up to form groups known as lobules, and each lobule has
a lactiferous duct that drains into openings in the nipple.
Not exact matches
Although the
duct diameter was increased at multiple branch points, the typical saclike appearance of
lactiferous sinuses under the areola was not observed during scanning.
As the baby continues to suckle, the mother produces another hormone that helps the milk to come down from the alveoli to the dilated milk
ducts (
lactiferous sinuses which lie under the areola — the circular dark skin around the nipple).