Vhiki yechitanhatu yekusununguka ndiko kutanga kwechipiri chemamiriyoni ekuzvitakura , iyo inonzi inonyanya kufarirwa uye inonyanya kushivirirwa nevakadzi. Munguva iyi, zviratidzo zvekutanga toxicosis dzinonyangarika: kusuruvara, kusuruvara, dutu, kugona, mimba inotanga kuonekwa. Pamasvondo gumi nemasere ekuberekwa, mucheche unotanga kunzi fetus. Tichakurukura kuti fetus inokura sei mumasvondo gumi nematanhatu uye kunzwa kwemai vane pamuviri.
16 mavhiki ekuberekwa - fetal development
Pavhiki yechitanhatu yekubata, fetus inotanga kuumbwa uye inoenderera kukura uye kuwedzera kuwanda. Murume muduku ari kutotama achifamba mudumbu raamai vake, chiso chinowoneka pachiso chake. Vakatora kubva kumuromo wechibereki kuenda kunzvimbo yavo yavanogara. Maziso emucheche akatamira kubva kumativi kusvika kumeso. Itsvo dzatove dzakatangwa uye dzakatanga kushanda, saka maminetsi makumi mana nemashanu emamniotic fluid mwana anounza urini. Iyo miviri yakareba, uye chibereko zvishoma nezvishoma chinoita kuti zvive zvakakwana. Minwe duku inotanga kuonekwa paminwe. Zvirwere zvekutuka uye zvinoputika zvinotanga kushanda. Mwoyo uye trunk midziyo yakave yakasikwa uye ichiita mabasa avo, iyo fetal heart rate pamasvondo gumi nemasere ndeye 130-160 kurova paminiti. Ikoji ye-coccyx-parietal is 108-116 cm, uye inorema inenge 80 gramu.
Manzwiro emukadzi pamasvondo gumi nematanhatu
Pavhiki yechi16 yekubata, iwe unogona kutotanga kuona dumbu rakapoteredzwa, kunyanya muvakadzi vane utete. Mukadzi haakwanise kupfeka nguo dzake dzaanoda, nokuti haafaniri kutakura mwana. Kuchinja kwevakadzi kune vhiki yekutanga 16 kunotanga kunzwika nekubatanidzwa kwevakadzi. Nzvimbo yemucheche pavhiki 16 yekuzvitakura inogona kutsanangurwa ne ultrasound.
Takaona kuti pamasvondo gumi nemasere ekuberekwa mwana anenge aumbwa, nhengo dzayo huru uye maitiro ari kutoshanda.