L 10 breast

Question 1

what are mammary gland and what is the trigger to develop them

Answer 1

modified sweat gland form the mammary crest.

progesterone and estrogen

Question 2

what defined primary breast bud

Answer 2

they are formed as a down growth

Question 3

the secondary breast bud will become …

Answer 3

lactiferous ducts

Question 4

how many lactiferous ducts

Answer 4

15-20

Question 5

what trigger the production of milk

Answer 5

some steroids of the placenta and maternal hormones

Question 6

what are the external structure of the breast

Answer 6

nipple, areolar, body

Question 7

what are the internal structure of the breast

Answer 7

adipose tissue, ligament (copper’s ligament), lobules (connected to lactiferous duct), lactiferous ducts (become lactiferous sinus)

Question 8

describe the path of milk

Answer 8

product by alveoli in mammary lobe, passes through mammary tubule, tubule form mammary ducts, mammary duct enlarged to become mammary sinus, sinus become lactiferous ducts.