Riye ndiye: chii? Nerevane kukosha riye panguva pamuviri

Vakadzi vazhinji nepamuviri dzinofarira mibvunzo pamusoro chii mabasa anoitwa riye, chii uye kana paine. Pamusoro pazvo, hapana chakavanzika ichi chinhu ichocho kunokosha mukuita kunowanzoitika kukura embryo.

Riye - chii?

Panguva Ultrasound kuongororwa mukati tanga pamuviri chiremba anoteerera ukuru uye kukura iyi kunyanya mamiriro. Riye - chaiwo extraembryonic nhengo, iyo yakaumbwa muna tanga pamuviri uye mumwedzi kuita zvinokosha chaizvo mabasa ekutanga. Riri munzvimbo achiine rukuvhute nharaunda uye wokutanga hunonyatsobatana fetus ura. Akaumba ndiyo paumbwe mesoderm muchitokisi, uye ane mhete chimiro pamwe matete masvingo.

The chikuru mashandiro anoita riye

Kutaura zvazviri, dzidzo kunokosha zvikuru. In kwokutanga nzendo kukura embryo uye riye zviri pedyo nepedyo. Chokutanga, mamiriro uyu tsime muviri. Chechipiri, riye ari kushingaira muzvirongwa kufema kwacho.

About nemisere zuva pamuviri muna riye kutanga dzinotanga kuumbika masero matsvuku eropa. mamiriro Izvi kunovimbisa paumbwe rirambe richibvira wokutanga, kubva chichakurukurwa kukudziridzwa fetus kweropa wemuTesitamende ramangwana.

Pazuva 28th zuva rokutanga utachiona masero vari akaumba pamadziro bhegi, iyo gare gare akava hwaro kukura gonads uye dzokubereka nadzo mwana. Mukuwedzera, riye muvhiki nhanhatu kuita chokutanga chiropa basa: zviri mu munyama yake wakasara zvose ngozi zvinhu uye muchetura.

Sezvaunogona kuona, dzidzo ichi zvinokosha muupenyu fetus. Kana riye haasi kushanda zvakanaka, mungozi vaingoerekana pamuviri.

Apo riye anoita?

mai ose pamuviri zvinozivikanwa kuti panguva pamuviri fetus chinokosha basa kunobva kushanda uye mamiriro ari placenta. Asi apo anoita riye? Nokuti mitatu yokutanga embryo uye placenta nguva zvakazara kuumba. Panguva iyi, kusikwa placental kuparadzirwa mhando, uye riye harudikanwi. zvinyama awo zvishoma nezvishoma shoma. Kusvikira pakuguma pamuviri ndiko dzidzo anoramba ari chikofu diki, iri pedyo achiine rukuvhute tambo.

Zviine ngozi kuwedzera riye?

Sezvo mamiriro ichi chinokosha zvikuru, zviri zvikuru zvakasikwa kuti iongororwe panguva Ultrasound. Inogona kuonekwa kubva yechitanhatu vhiki pamuviri. At Pamasvondo 12 'gestation, riye hazvigoni kuongororwa kushandisa Ultrasound.

5-10 vhiki kukura bhegi anofanira haapfuuri 5.5 mm. Asi vakadzi, pamuviri 8-12 mavhiki, kukura inotungamirwa, somunhu mutemo, anenge 2 mm.

Asi dzimwe nguva chiremba anoti zvakawedzera riye. Izvi zvinorevei uye sei nengozi ndiye? Kutaura zvazviri, chero yakatsauka kubva ndozvakajairwa zvingaratidza ngozi kuti pamuviri. Sezvingatarisirwa, izvi haisi zvachose nechirwere, sezvo vanoda vamwe, okuwedzera tsvakurudzo. Somuenzaniso, nokuwedzera riye inogona kunzi zvokudya, akatora vamwe mishonga kana kuzvidya mwoyo. Chero zvazvingava, zvakafanana nemigumisiro US anofanira kutumira gayinakorojisiti. Chete nyanzvi anoziva sei riye inogona hwakawedzera, zvazvinoreva uye kuti vavashandire kunodiwa.