HAVING A BABY

Question 1

Name the stage stretching from fertilsation to birth

Answer 1

gestation

Question 2

How long is gestation?

Answer 2

9 months (40 weeks)

Question 3

After fertilisation, what is the ‘baby’ called?

Answer 3

embryo

(spine, brain, heart)

Question 4

After 8 weeks of being an embryo, what is the ‘baby’ called?

Answer 4

fetus

(eyes, ears)

Question 5

how does an embryo/fetus survive?

Answer 5

mum’s blood contains water, nutrients, O₂

Question 6

name the organ where mum’s blood and baby’s blood meet to diffuse nutrients, water & O₂

Answer 6

placenta

Question 7

what connects the fetus to the placenta?

Answer 7

umbilical cord

Question 8

how does a fetus get rid of CO₂

Answer 8

CO_{2 diffuses across the placenta back into mum’s blood …}