blood supply to foetus Flashcards
1
Q
contents of umbilical cord
A
umbilical vein
2 ‘spiral’ umbilical arteries
2
Q
purpose of umbilical vein
A
carries oxygen/nutrietn rich blood to foetus
3
Q
umbilical vein path
A
ductus venosus –>IVC –> RA
4
Q
purpose of umbilical arteries
A
oxygen and nutrient poor blood away from foetus
5
Q
path of umbilical arteries
A
–> chorionic arteries –> nutrients + oxygen then recycled at placenta
6
Q
the two right to left shunts exist why?
A
to bypass organs not fully developed
- lungs
- liver
7
Q
foramen ovale bypasses…
A
lungs
8
Q
ductus arteriosus bypasses…
A
liver
