1. BREAST FEEDING/ PHYSIOLOGY OF LACTATION

2. PHYSIOLOGY OF LACTATION
Preparation of breasts - (Mammogenesis)
Synthesis and secretion from breast alveoli -(lactogenesis)
Ejection of milk- (galactokinesis)
Maintenance of lactation -(galactopoiesis)

5. MILK PRODUCION
Mother produce ml of milk a day to feed her infant with about 500kcal/day.
This requires about 600kcal/day for the mother
For this purpose a store, of about 5kg of fat during pregnancy is essential.

6. COLOSTRUM
Colostrum is the secretion from the breast, which starts during pregnancy becomes more abundant during first two days following delivery.

7. COMPOSITION Deep yellow serous fluid. Alkaline High specific gravity,
High protein, Vit A, sodium
and chloride content .
Low carbohydrate.
Low fat and potassium.

8. ADVANTAGES
The antibodies (IgA, IgG, IgM)
humoral factors (lactoferrin)
Laxative action on the baby because of large fat globules

9. PROPERTIES OF BREAST MILK
It varies in composition:
With time of day
With stage of lactation
Individual variation
In response to maternal nutrition

10. COMPOSTION Fat : 3.5g/100ml Carbohydrate (lactose) 7g/100ml
Protein : 1.2g /100ml
Vitamins
Fat soluble vitamins :Vitamin A
Vitamin D
Vitamin E
Vitamin K
Water soluble vitamins : Vitamin C

11. Cont… Minerals and trace element Calcium Anti infective factors
Zinc
Calcium
Anti infective factors
Immunoglobulin
Ly sozyme
Lactoferrin
Bifidus factor
Hormones and growth factors
Water : 89%
Calories : 75kcal/ml
Sodium 7mmol /L

12. CARE OF BREAST Breast hygiene-daily washing Proper breast support
Normal flora of the breast should be protected

13. PREPARATION FOR BREAST FEEDING
DURING PREGNANCY
Started from middle of the pregnancy
Cracked or depressed nipple should be adequately treated
Massaging of the breast, expression of colostrum and maintenance of cleanliness should be carried out during the last weeks of pregnancy.
Mothers should be counselled about advantages of breast feeding.

14. FOLLOWING DELIVERY
Frequent breast feeding
Plenty of fluids to drink
Avoid engorgement

15. SUPPRESSION OF LACTATION
DRUGS
Bromocriptine 2.5mg,bd,for 2 week
Ethynl oestradiol 0.05mg,tid,for 5days
MECHANICAL
Stop breast feeding
Should not express milk
Compression bandage
Analgesic