Breast Changes by Trimester

Question 1

Name the first trimester breast changes? (4)

Answer 1

GROWTH OF NEW DUCTS, LOBES
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5 - 8 WEEKS GESTATION, SIZE INCREASE
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DILATION OF SUPERFICIAL VEINS, DARKER, HEAVY
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CONGESTION and SORENESS

Question 2

Name the second trimester breast changes? (4)

Answer 2

LOBULE FORMATION AND GLANDULAR CELL ACTIVATION
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COLOSTRUM BEGINS TO FORM IN ALVEOLI
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HYPERTROPHY OF MYOEPITHELIAL, MOBILIZING MILK THROUGH DUCTS
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INCREASED CONNECTIVE TISSUE AND FAT

Question 3

Name the third trimester breast changes?

Answer 3

INCREASED GLANDULAR CELLS and DEVELOPMENT
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ONGOING ADDITION/DILATION OF ACINI
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INCREASED PRODUCTION OF COLOSTRUM
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180% INCREASE IN MAMMORY BLOOD FLOW
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ACHY/ HEAVY BREASTS

Question 4

Name the postpartum breast changes? (7)

Answer 4

BIRTH INITIATES HORMONES TO FURTHER CHANGES
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EPITHELIAL CELLS CONVERT TO SECRETORY STATE
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GROW 4 - 5 DAYS POSTPARTUM
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COLOSTRUM IS INITIALLY PRODUCED
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AVG 4 - 5 DAYS POSTPARTUM MILK IS PRODUCED
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INCREASED SORENESS, BETTER WITH BREASTFEEDING
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BREASTFEEDING CAN LEAD TO MASTITIS and INFECTION