Certified Breastfeeding Counselor CBCExam
Prep Questions and Answers Latest Versions
2025 Graded A+
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
What is the Intra-lobular duct?
Connects a lobule to the lactiferous ducts
What is a Mammary Lobule?
10-100 alveoli combined together
Prep Questions and Answers Latest Versions
2025 Graded A+
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
What is the Intra-lobular duct?
Connects a lobule to the lactiferous ducts
What is a Mammary Lobule?
10-100 alveoli combined together
