Lecture 20 - Breast and Lactation II

Question 1

Lactogenesis Stage I?

Answer 1

mid gestation -> day 2 postpartum, capable of lactation but doesn’t, end triggered by oes. and prog. from placenta withdrawal

Question 2

Lactogensis Stage II?

Answer 2

post-partum days 3-8, start of large scale milk production, increased alpha-lactalbumin

Question 3

Glactopoesis?

Answer 3

maintenance of established milk secreion

Question 4

involution?

Answer 4

around 40 days after last field, occurs due to build up of inhibiting substances

Question 5

Colostrum?

Answer 5

milk of first few days, lower sugar and fat, higher protein and IgA

Question 6

Major components of milk?

Answer 6

phagocytes (immunity), enzymes, lactose (breaks into galactose, important for myelin formation), water (88% volume)

Question 7

Difference between human and bovine milk?

Answer 7

Lineolic acid, essential fatty acid

Question 8

Mother benefits?

Answer 8

offspring spacing, offspring bonding, weight loss, uterus involution, type II diabetes, post-partum depression, breast and ovarian cancer

Question 9

Baby benefits?

Answer 9

lowers risk of obesity due to self-portioning, reduces infection mortality, prevention of: otitis media, atophy, asthman, daibetes, later-life obesity

Question 10

Breastfeeding and cognition substance?

Answer 10

Docosahexaenoic Acid (DHA)

Question 11

Mastitis?

Answer 11

infection of lactiferous lobe, red triangle, no containdication to breastfeeding

Question 12

Alcohol?

Answer 12

changes milk, decreases suckling

Question 13

Caffeine?

Answer 13

is passed on, not as well metabolised, normal levels okay, excess leads to restlessness and irritability