Hanyoyin motsa jiki
Tayin yana yin motsi na numfashi. A lokaci guda kuma, an rufe murfin murya, wanda ya hana ruwan mahaifa daga shigar da huhu. Naman ƙwayar jikin ba ta rigaya balaga, kuma babu wani abu na musamman wanda ake kira surfactant. Ana kafa kawai a mako 34, i.e. jim kadan kafin haihuwar jaririn. Wannan abu yana taimakawa wajen tabbatar da tashin hankali, wanda zai haifar da bude alveoli. Sai bayan haka, ƙwayoyin za su fara aiki, kamar yadda a cikin balagagge.
A waɗannan lokuta idan ba a samar da wannan abu ba, ko kuma yaro ya bayyana kafin kwanan wata, jaririn ya haɗi da na'urar ta samun iska na huhu. jiki bai riga ya iya yin aikin asalin gas ba.
Ta yaya gas ke canzawa cikin tayin?
Koda a farkon makonni na ciki, ƙwayar ta fara zama a cikin bango mai layi.
Hakanan ne ta hanyar kwarya da iskar oxygen daga jinin mahaifiyar ta shiga cikin tayin. Carbon dioxide da aka samo asali daga canjin gas, ya wuce hanyar dawowa, ya dawo cikin jini.
Ta haka ne, yadda tayin ta numfashi cikin mahaifiyarta tana dogara ne akan yanayin mahaifa. Sabili da haka, tare da ci gaba da alamun isasshen oxygen a cikin tayin, da farko dai, an sanya wannan kwayar ta jarrabawar, ta gudanar da duban dan tayi.