Breast histology

Question 1

What kind of gland is the breast?

Answer 1

Subcutaneous gland

Question 2

What is the value of suspensory ligaments when thinking about an enlarging breast mass?

Answer 2

Enlarging breast mass puts tension on the suspensory ligaments.
This can pucker the skin to reveal an orange like appearance.

Question 3

What is the TDLU?

Answer 3

Terminal duct lobular unit

Question 4

What is the basic functional secretory unit of the breast?

Answer 4

TDLU

Question 5

In the NON-lactating breast, terminal ductules -> ? -> ?

Answer 5

Terminal ductule ->
Intralobular collecting duct ->
Lactiferous duct

Question 6

What duct leads to the nipple?

Answer 6

Lactiferous duct

Question 7

Lactiferous duct is one of the larger or smaller ducts?

Answer 7

Larger

Question 8

Which 2 types of epithelium lines the lactiferous duct?

Answer 8

Stratified squamous epithelium (superficial)

Stratified cuboidal epithelium (deep)

Question 9

Which type of epithelium covers the nipple?

Answer 9

Highly pigmented keratinised stratified squamous epithelium.

Question 10

During which phase of the menstrual cycle do the facts become enraged and small amounts of secretion appear in the ducts?

Answer 10

Luteal phase

Question 11

During pregnancy there is increased/decreased amount of CT and adipose tissue present?

Answer 11

Decreased