Delivery and postpartum

Question 1

What is delivery of the baby called?
-what signals it
-3 conditions before birth
-3 stages of labour

Answer 1

parturition
-hormonal changes will trigger uterine contractions and labour
-cervix will dialate, amniotic membrane will be forced into birth canal, and membrane bursts
1. dilation: of cervix and uterine contractions
2. expulsion- baby comes out
3. placental stage- placenta is expelled

Question 2

Relaxin
-produced by what and when
-what does it do
-labour is triggered by hormones located where (2)

Answer 2

-placenta prior to labour
-loosens the ligaments in pelvis
-fetus and mom

Question 3

What happens to progesterone, oxytocin, and prostaglandin levels

Answer 3

1. decrease (shedding endometrium, contractions)
2. increasesn(stims contractions)
3. increase (constricts blood vessels, less loss)

Question 4

C section
-what is it
-why is it used

Answer 4

-surgery on abdomen to deliver baby
-birth canal too small, baby too big, infection

Question 5

Lactation- what is it
-during pregnancy, what levels of hormones prepare breasts for milk production
-what does prolactin do

Answer 5

-secretion and formation of breast milk
-high progesterone and estrogen
-stimulates glands to produce fluids

Question 6

-what is the first breast fluid mom delivers, and does it have more or less fat compared to future milk
-what does it contain to defend against infections

Answer 6

-colostrum, less
-mothers antibodies