Vanhu vashomanana vanoziva kana fetus ine chirwere. Sezvo vhiki yechishanu yekubata, mwoyo unongoputika zvishoma, uye pakuguma kwevhiki rechisere inova nemakamuri mana uye inoshanda zvakakwana.
Kazhinji, yekutanga ultrasound inowanikwa pamasvondo gumi nemaviri, asi panguva yemasvondo mashanu kusvika ku6, unogona kuita ultravaound transvaginal iyo inokupa mukana wekunzwa chibereko chekutanga chomuviri. Uyezve, izvi zvinotevera zvinoteverwa nachiremba anotungamirira kubata pamuviri. Uye kuterera kumwoyo wemucheche, anoshandisa chigadzirwa chakakosha, icho chakaitwa nematanda, saka inopfuura mharidzo yacho zvakanaka.
Asi mwoyo wemwana hausi kushanda nguva dzose. Kumbomira kana kukurumidza basa rake rinopupurira kune dzimwe kuputsa mukusimudzirwa kwomwana.
Muted fetal heart beat
Nzira yakarongeka yebasa remangwana remoyo wemwana ndeye 170-190 kurohwa paminiti kwemavhiki gumi nemana, uye mushure memakore gumi nemaviri nhamba yemarwadzo inoderera kusvika ku 140-160 kurohwa. Asi kana fetus inenge isina simba, kureva, kudarika mazana zana paminiti, zvinokosha kuti uite chirongwa chinotarisirwa kubvisa chinetso chakakonzera kutadzisa kutsva kwemoyo.
Pane zviitiko apo fetus isingateereri mwoyo. Izvi zvinogona kukonzerwa nezvinhu zvinotevera:
- zvakawanda kana zvishoma mvura;
- huwandu hwakawanda hwomukati mudumbu rekunze kwemaamai;
- multiple pregnancy;
- basa rakakura re fetus.
Zvinokonzera kukurumidza kupera mu fetus
Kana fetus inokurumidza kutsva mwoyo, iyo
- kupererwa ropa mune vakadzi vane pamuviri ;
- utano hwepfungwa;
- chirwere chepyoyo, kuporesa chirongwa;
- chirwere cheshuga mellitus;
- nicotine, zvinodhaka, kunyanya kudhakwa kweamai;
- kukanganisa kwepascenta ropa kupararira;
- pamuviri pamusoro ;
- kusakosha kwebasa.