Thanzi, Mankhwala
Mapasa Fraternal ndi zofanana: kusiyana
Kubadwa kwa mwana - yachilendo, chidwi mphindi. The moyo wa mayi wachitsikana akuyamba atembenuza padziko chozizwitsa yaing'ono, akulowa m'dziko lapansi. Ndipo ngati mkazi anapatsidwa awiri (kapena zambiri) ana, ndiye chimwemwe amakhala akuluakulu.
Kubadwa kwa mapasa kumabweretsa chisangalalo kubwera mavuto chisamaliro, kusagona koma nthawi ya kubadwa kwa ana ladzala ndi chimwemwe.
mitundu ya mapasa
Ngati mkazi anaziika mimba angapo, ndiye izo zidzakhala anabadwa mapasa. Ana akhoza kukhala mwina ndendende amuna ndi akazi kapena ngakhale pang'ono ofanana, koma osiyana. Izi zidalira pa zimene zinachitika chonde dzira. Malinga ichi, mapasa anawagawa:
- zofanana (monozygotic);
- dizygotic (DZ).
mapasa ofanana
Kubadwa kwa ana awiri ofanana akhala chinsinsi kwa anthu. N'chifukwa chiyani siteji koyamba kwa dzira akuyamba kugawanitsa ndi kulenga mazira zofanana, akhala osadziwika.
Monozygotic mapasa - chifukwa cha umuna wa dzira limodzi ndi umuna wina. Chifukwa diploid selo imayamba kugawanitsa, chifukwa mu mazira kudzikonda anapanga. Nthawi zambiri zikuchitika awiri, koma pangakhale kwambiri. ana kufanana tsogolo kuchokera mimba amenewa anatsimikiza ndi kulekana kwa mazira a. Ngati zinachitika mu masiku 5, mazira aliyense latuluka awo ndi amniotic kuwira. Pankhaniyi, mu kunja kwa ana zidzakhalire m'tsogolo kusiyana maganizo pang'ono. Ngati kulekana zinachitika tsiku lachisanu, mazira ndi latuluka wamba ndi kufanana kwa iwo akukhala mtheradi.
Chidwi mfundo: mapasa monozygotic, nthawi zambiri ndi Fingerprints zofanana.
The zifukwa zimene pali gulu la zygote mu awiri kapena kuposa zofanana wosabadwayo, komabe sanali kuphunzira. Mwina zofanana ana kubadwa 3 1000, ndipo sikudalira chibadwa.
mapasa fraternal
Pakati mapasa akamagwira umuna wa umakakumana ndi awiri umuna osiyana. Mu utero lililonse Ndisanaumbidwe ali latuluka yake ndipo akufotokozera popanda zina. mapasa Dizygotic akhoza kukhala mwina akazi okhaokha kapena anyamata kapena atsikana. kufanana kunja iwo adzakhala monga abale na alongo amene anabadwa mimba yachibadwa singleton.
mapasa fraternal anaima mwina kusiyana kwa maola angapo, mwinanso masiku angapo.
Features a mapasa dizygotic
Mumadziwika mfundo kubadwa fraternal mapasa:
- chibadwa chawo zofanana ndi za 40-50%;
- lililonse Ndisanaumbidwe ali latuluka yake ndi amniotic madzi ake;
- anabadwa ana ukhoza kukhala wa amuna kapena akazi okhaokha ndi anyamata kapena atsikana;
- ana akhoza kukhala osiyanasiyana magazi;
- mosavuta asayembekezere kumawonjezera mu akazi achikulire pa zaka 35;
- chifukwa cha mankhwala lidzawagwiritsenso kaŵirikaŵiri amawonekera mapasa ngati mkazi akukhala mazira angapo ukala.
Kodi n'zotheka kuti muzikhala kubadwa kwa mapasa?
Kubadwa kwa mwana - izo ndi zachilendo, chidwi kumverera kuti pali mayi wamng'ono, amene anapereka moyo wa mwanayo. Kubadwa mapasa (mapasa) mokulirapo kumathandiza kuti kumverera kwa chimwemwe. Komabe, maonekedwe ndandanda wawo ndi zosatheka.
Ngati dzira yaikidwa mudziwe bwino ngati mwana m'tsogolo, ndiponso zimene zidzakhala mimba - ndi singleton kapena angapo, kotero chikoka pa ndondomeko lachilengedweli zosatheka. Mukhonza tikupeza zinthu imene kumachititsa wa ana amapasa.
zinthu zimenezi ndi izi:
- amayi apakati zaka 35-39;
- ndi mapasa mu m'badwo (. kuoneka zofanana ndi zosagwirizana ndi chibadwa samadziwika chake ndipo kodi zinthu, dzira ayamba kugawa kwa tsiku);
- lalifupi msambo (tsiku 20-21) - mu dongosolo oocytes angapo kusasitsa Mwina ndi kuchuluka;
- osabereka chithandizo. Mankhwalawa mankhwala osabereka ntchito mahomoni kuti yotithandiza dzira kusasitsa ndi ovulation, chifukwa angakhale mimba angapo;
- Lidzawagwiritsenso - mu m'galasi, nthawi zambiri kumayambitsa kubadwa kwa mapasa kapena ana ambiri.
Kusiyana pakati pa mapasa ndi mapasa
Kodi mwachidule ngati kusiyana mapasa ofanana kuchokera fraternal. Taganizirani makhalidwe kuti adzakhala ndi ana amene anabadwa ndi mimba angapo.
mapasa ofanana:
- Ana kufanana chomwecho, koma panthawi ina akhoza n'zofanana. Mwachitsanzo, galasi chifanizo cha ku timadontho-timadontho alipo.
- Kuwonjezera kufanana kunja, yemweyo thupi mtundu ndi kapangidwe tsitsi, dongosolo la mano, mawu, ngakhalenso maganizo ofanana ndithu.
- Ali yemweyo magazi gulu ndi Fingerprints zambiri zofanana.
- Nthawi zonse gay iwo amatchedwanso oyeserera achilengedwe.
- Sankhani kubadwa kwa mapasa monozygotic sizingatheke.
mapasa Fraternal:
- Kodi onse akazi okhaokha ndi anyamata kapena atsikana.
- Mwina mitundu yosiyanasiyana magazi.
- Thupi kufanana - pamwamba.
Monga mukuonera, kufanana mapasa ofanana ndi fraternal alibe dzina imodzi yokha - "mapasa." Pankhaniyi anthu ambiri amawatcha zofanana mapasa ana, ndi fraternal - .. Amapasa, atatu etc. The kusiyana pakati pa iwo ayamba kutuluka kuchokera pamene lingaliro.
Pomaliza
Zikamera wa chifukwa cha mimba imodzi, ana awiri kapena kuposa akudzetsa yoganizira anthu owazungulira ana. Mu mapasa izi fraternal kuyang'ana ngati abale wamba (alongo awiri ndi abale 2), kotero musati kukopa tcheru.
mapasa ofanana ndi yofanana ndi chidwi anthu. Ambiri mwina, ichi ndi chifukwa m'chipani cha zodabwitsazi. Choncho, powona awiri anthu mwamtheradi zofanana, odutsa kwenikweni kuwaletsa maganizo anu.
Choncho m'pofunika kudziwa kuti mimba angapo zimawonedwa pansi pa ulamuliro wapadera, chifukwa thupi liri pansi katundu wolemera kuposa pa mimba yachibadwa. Mayi woyembekezera ayenera thanzi lawo. Choncho, kubereka mapasa wathanzi, m'pofunika kumvera malangizo a dokotala, ndiye nthawi ya msonkhano ndi ana lidzadzaza ndi zabwino zokha.
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