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Flashcards in small for dates pregnancy and pre term birth Deck (21)
1

oestrogen and progesterone inhibit milk production

y

2

3 stages of labour

10 cervical dilation - should take 8 - 24 hours
2) passage through birth canal (few mind - 30 mins), 3) expulsion of placenta

3

which hormone causes growth of the ductile system?

estrogen

4

which causes development of the lobular system?

prog

5

which hormone stimulates milk production?

prolactin

6

steady rise in this hormone from week 5 until birth

low volume, no fat, first milk produced?

7

collostrum

y

8

prolactin and oxytocin, which one from anterior and post pituitary

prolActin from anterior, Oxytocin from pOsterior

9

which one causes milk secretion?

oxytocin, prolactin doesn't cause contraction

10

pre term birth defined as/

delivery between 24 and 36+6 weeks

11

aetiology of pre term birth?

brown diagram (polyhydramnios, placental abruption, infection, cervical incompetence, idiopathic, intercurent illness - pyelonephritis/UTI, appendicitis, pneumonia

12

risk factors

previous ptl, uterine abnormalities, age, parity, ethnicity, poor se status, smoking, drugs, low BMI

13

small for gestational age?

an infant with a birthweight that is less than 10th centil for gestation, corrected for maternal weight, height, fetal sex and birth order

14

intrauterine growth restriction can be maternal factor, fetal factor or placental factor

y

15

maternal factors?

smoking, alcohol, drugs, height and weight, age, maternal diseases

16

fetal

infection such as rubella, cmv, toxoplasmosis, congenital eg absent kindeys, chromosomal abnormalities eg downs

17

placental

infarcts, abruption, often secondary to hypertension

18

IUGR can be symmetrical or non symmetrical

symmetrical = small head small body , assymetrical = normal head small body

19

consequences of being growth restricted - during birth>

risk of hypoxia and death

20

post natal?

hypoglycaemia, effects of asphyxia, hypothermia, polycythaemia, hyperbilirubinaemia, abnormal neurodevelopment

21

pre disposing factors, fundal height less than expected, reduced liquor, reduced fetal movements - these are all clinical features

y