Certified Breastfeeding Counselor Exam Questions with Complete Solutions, Rated to Pass

Where does breast tissue normally develop? - Along the breast line - located from under the arms down to the groin What are the 3 stages of early breast development? - 1. In utero 2. First 2 months of life 3. Puberty Breast development during menstruation - - Estrogen: Induces Ductal System development - Progesterone: Induces Lobular-Alveolar development What is Lactogenesis? - The initiation of milk production How many stages of Lactogensis are there? - 4 What stages of Lactogenesis occur during pregnancy? - 1 and 2 Lactogenesis 1 - Ductal and Lobular-Alveolar systems grow at an accelerated rate (influenced by hormones) - breasts enlarge - high progesterone levels cause an increase in alveoli - colostrum begins to produce in the alveoli When does Lactogenesis 1 occur? - around 16 weeks Lactogenesis 2 - The placenta is released from the uterus and progesterone levels drop - this causes the alveolar cells to begin to release milk and allows them to continue to produce more milk How long does Lactogenesis 2 last? - 2-4 days What are the 5 main areas of the breast? - - Upper Inner - Lower Inner - Upper Outer - Lower Outer - Tail of Spence What are the 2 types of breast tissue and what are they composed of? - - Parenchyma: ductal and lobular-alveolar structures - Strom: connective tissue (fat, vascular, nerve, lymphatic) What is an Alveolus - Small cavity where milk is produced and stored - made of epithelial cells What are Alveoli? - multiple alveolus