during birth does the mothers and baby’s blood mix

Question: during birth does the mothers and baby's blood mix
- Keywords:
  blood
Asked by hear20fen to Arnold, Edna, Elkana, Gliday, Jacinta, Michael, Mike, Mmboyi, Sally on 17 Jul 2025.
- Michael Kimwele answered on 17 Jul 2025:
  
  Normally, maternal and fetal blood supplies don’t mix during pregnancy, but during childbirth, some fetal blood may enter the mother’s system. If the mother is Rh-negative and the fetus is Rh-positive, the woman’s immune system responds with antibodies to the Rh factor.