This hole closes up at exactly the right time during the birth process to allow for the oxygenation of the blood from the lungs, which does not occur while the baby is in the womb and is receiving oxygen through the umbilical cord.
Shimo hilo kufunga hadi wakati mwafaka wakati wa mchakato wa kuzaliwa kwa ajili ya kuruhusu oksijeni ya damu kutoka mapafu, ambayo haina kutokea wakati mtoto tumboni na kupokea oksijeni kupitia kitovu.