His body is now storing essential nutrients such as iron and calcium. He urinates about 500 millilitres a day, contributing to maintain the amniotic fluid that renews itself regularly since it crosses the placental membrane. Since the 20th week, the volume of the amniotic liquid is around 700 to 1000 millilitres.

Also, your baby swallows about 600 millilitres of amniotic liquid every day while 400 millilitres come out of his lungs.

This week


Baby measures about 42 cm (Head to heels)


Baby weighs about 1.9 kg