Repro - Pregnancy Flashcards
1
Q
Where are trophoblasts located?
A
on the surface of the blastocyst
2
Q
when is implantation complete?
A
by day 12
3
Q
Which tissues is the placenta derived from?
A
trophoblast and decidual tissue
4
Q
When is the placental and foetal heart functional?
A
by 5 weeks
5
Q
HCG stimulated the corpus luteum to produce…
A
progesterone
6
Q
progesterone stimulates decidual cells to…
A
concentrate glucose, proteins and lipids
7
Q
Which 3 factors facilitate oxygen supply to the foetus?
A
- foetal Hb
- higher Hb
- Bohr effect
8
Q
How much more Hb does foetal blood have than adult blood?
A
50%
