Breast Histology Flashcards
1
Q
How many lobes are in the breast?
A
15-25
2
Q
What does the collecting duct lead into?
A
lactiferous duct, which passes through lactiferous sinus to nipple
3
Q
What are the large ducts made of?
A
columnar
4
Q
What are the secretory acini made of?
A
cubdoidal/columnar
5
Q
Nipple is covered by what?
A
keratinized stratified squamous epithelium
6
Q
What changes occur in breast during 1st trimester?
A
elongation/branching of ducts
7
Q
What changes occur in breast during 2nd trimester?
A
differentiation of secretory alveoli
8
Q
What changes occur in breast during 3rd trimester?
A
development of RER
9
Q
After menopause, what happens to breast?
A
only ducts remain
