Nzira yekuendesa sei mwedzi yekudzivirira muvhiki?
Kutanga, inofanira kurehwa kuti vananyamukuta vose vanoona nguva yezera rekuita maitiro mumwedzi unonzi "obstetric" months. Kusiyana kwavo kubva kune imwe nguva kendendende ndeyokuti vanogara vari mavhiki mana mune imwe neimwe. Ndicho chikonzero kune musiyano mutsva muhurefu hwehutano hwose: 9 mwedzi yekarenda inokwana 10 obstetric. Somugumisiro, kuberekwa kwose kunopedzisira kuri muwandu hwemavhiki mashoma makumi mana.
Kana tikataura zvakananga pamusoro pekuti yakawanda sei - mwedzi mishanu yekuzvitakura - mumavhiki masikati, ipapo iyi ndevhiki makumi maviri. Muchiitiko ichi, mwedzi wechishanu wekubata muviri unotanga nemavhiki masere.
Chii chinoitika kumucheche pamwedzi wechishanu?
Pakupera kwe nguva ino, mwana wemangwana anosvika masendimita 200, uye urefu hwemuviri wake ndewemasentimita gumi nemashanu.
Panguva ino pane kuchinja kweganda remwana asati aberekwa: epidermis inowedzera, uye chimiro chinowanikwa mumamiriro emitsetse pamakumbo nemichindwe.
Izvo zvipembenene zvakanyarara zvinotanga kubudisa chakavanzika chakafanana neya, iyo inowanzonzi yakatanga girasi. Ndiye iye anofambisa kufamba kwe fetus kuburikidza nekuberekwa kwechirwere uye kunoderedza kupesana. Mukuwedzera, inoderedza kushanda kwemuviri wemwana we amniotic fluid.
Mwoyo panguva ino inoita basa uye inoderedzwa inenge ka 150 paminiti.
Ndezvipi zvingashandurwa nemukadzi ane pamuviri pamwedzi 5?
Nenguva ino, chiberekero, kunyanya zvakaderera pasi, chinosvika pamwero wejena uye inoramba ichikwira. Izvozvi zvinogona kutungamirira mukuputsika kwegadziriro yekudya, kuonekwa kwekushushikana kwepfungwa.
Munowanzo, mwedzi mishanu yekuzvitakura inodzikama, pasina kuputsa. Nenguva ino mukadzi wacho akajairika zvachose pane chinzvimbo chake, manzwiro ake akaenzana.