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1.Blood volume: immediately after birth averages about 300ml. (75mL additional blood from umbilical cord â if itâs still attached) But the fluid is lost into the neonateâs tissue spaces again - 300mL maintained. 2.Cardiac Output: in average 500ml/min.
Pregnancy symptoms typically do not appear until 1-2 weeks after you miss your period - and fetal movement is not typically detected until 16 weeks post-conception. Earliest symptoms include: * Implantation bleeding 8-10 days after ovulation. * An elevated BBT temperatures for 18 days.