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CHAPTER 22: THE REPRODUCTIVE SYSTEMS

VIII.GESTATION

C.Physiological Changes:

4.GI Changes:

a.increased appetite;

b.decreased motility (constipation);

c.nausea, vomiting, heartburn,

5.Urinary Changes:

a.urinary frequency, urgency, & incontinence;

b.increased GFR by 30/50%.

6.Skin Changes:

a.increased pigmentation;

b.striae.

7.Reproductive Changes:

a.edema & vascularity of vulva & vagina;

b.uterus weight increases from 60-80g to 900-1200g at term (from hyperplasia/hypertrophy).

IX.Mammary Glands (within breast tissue):See Fig 22.41, page 922.

A.modified sudoriferous (apocrine) glands that produce milk;

B.consist of 15-20 lobes separated by adipose tissue;

C.Each lobe is composed of lobules composed of CT and milk-secreting glands called alveoli;

D.Production/Flow of milk:

1.Milk is produced by alveoli & passes into

2.secondary tubules then into

3.mammary ducts then into

4.lactiferous sinuses (near nipple) then into

5.lactiferous ducts and exits through the

6.nipple.

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