Kuberekwa: mavhiki mana

Iwe wakatotora kazhinji kacho kutarisa mitsara pamuedzo wokuzvitakura uye wakamhanyira kuchitoro nhamba yakafanana yezviitiko kuti uone kuti iwe wakarurama, zvinyorwa zvacho zviviri. Uye kubva panguva ino yakanaka iwe unotanga kutanga kutungamirira mararamiro ane hutano uye udye zvakanaka.

Mimba ine mavhiki mana.

Nguva shoma shoma yakadaro: masvondo mana, uye muviri uchitova "mazano" kune amai vangamangwana nezve "zvinofadza mamiriro":
• kusavapo kwekuenda kumwedzi,
• kuwedzera kukurudzirwa kuti urinate,
• manzwiro ekuzara,
• kuwedzera mumuviri,
• kukura kwechido,
• kurutsa,
• kushungurudza,
• zviduku,
• chizoro,
• Kuwedzerwa kwemazamu,
• misoro.
Zvose izvi zviratidzo zviratidzo zvokutanga zvekuzvitakura. Asi pane, uye, kunze, mune vamwe vakadzi pane kushaya kwezviratidzo izvi. Vanonzwa munguva iyi yekuzvitakura: masvondo mana, akaisvonaka, uye izvi zvinowanzoitikawo.

Kubudirira kwomwana wako muvhiki yechina.

Nzira yekuvandudza inowanikwa muvhiki yechina inonyanya kukosha kumwana wako. Iyi ndiyo nguva yekukura kwekushanda kwezvikamu zvekuwedzera-embryonic - chorion, amnion uye yolk sac. Iko mukati mevhiki yechina ye fetal egg inotanga kuve muumbryo.
Imbyo yechitanhatu - zuva rechinomwe rokutakura inowanikwa (inowanikwa) mu uterine mucosa. Inodyisa zvinhu zvinobatsira uye oxygen yemangwana mummai. Munguva iyi, embryo iri kushingaira kukura.
Blastocyst (zvinyararire kutaura, chivara chinoshandiswa ne "fetal egg") chinosungirirwa mukati mechiberekwa chiri pamusoro payo. Iyo mucheche membrane yechipupuriro inovhura fetal egg. Panguva yekusimbisa blastocyst mu mucosa, masero emangwana placenta (trophoblast) ari kutotanga kubudisa hormone - munhu chorionic gonadotropin (hCG). Izvo zvakagadzirwa nehormone mumuguta inobatsira kuongororwa kuti uone kuvepo kwekuita pamuviri.
Pazuva rechisere mushure mekuberekwa, embryo inoshandurwa kuva mufananidzo wemangwana amniotic bladder (amniotic cavity) uye yolk sac. I amniotic cavity yakakomberedzwa nehombodo yakaonda inonzi amnion, iyo izere neamniotic fluid.
Kubva pamasero anogara achiparadzanisa ehupenyu hwemwana wako mu yolk sac, mukati, mukati uye kunze kwemashizha emamryonic anotanga kuumba:
Endoderm (mukati mukati-kati) - ane mhosva yekuumbwa kwemuviri mukati: mapapu, chiropa, chivako, pancreas, digestive uye kuporesa zvirongwa.
Mesoderm (pakati pepakati) - ane mutoro wemasana, maronda, masheti, mwoyo, ropa, midziyo huru, zvepabonde, lymph.
Ectoderm (kunze kwekunze) - ane mishonga yezvipikiri, mazino enameri, vhudzi, ziso rejisi, ganda, epithelial tissue yemaziso, nzeve, nemhino. Ichaitawo sangano remagetsi (nerve, brain, sensitive receptors yemhino).
Mune mapepa matatu emakristoni ndiwo ma prototypes ezvikamu zvenyama zvemucheche wako.
Chorion yakashandurwa kubva muchiGiriki inoreva "ganda" -iyo mhando, iyo inotevera inonzi "placenta". Iko muvhiki yechina uye placenta inoumbwa. Kuburikidza nhengo iyi, mhuka yaamai inobatana nemuviri wemwana. Panguva imwecheteyo, rwonzi rwomukati runoumbwa, kuburikidza iyo iyo embryo inogona kushambira mumamniotic fluid uye inoshandura. Mutsara unobatanidza iyo embryo uye placenta yakabatanidzwa nechibereko kubva mukati maro uye inoparadzanisa ropa remuamai nemucheche kuitira kuti ropa ravo rirege kusanganiswa. Imwe basa remutsara wembilical - kuburikidza nayo mwana anogamuchira zvokudya: mhepo, mvura uye zvimwe zvinhu zvinobatsira. Uyewo anowana maviri anodzivirira uye anokanda zvigadzirwa zvekugadzira, izvo zvinoratidza muviri weamai. Munguva iyi ndiyo iyo placenta inopa mwana nemhepo uye zvimwe zvinhu zvinobatsira. Inoita basa rekuchengetedza - rinodzivirira kuiswa kwemakemikari zvinokuvadza muropa remwana. Kana amai vacho vachirwara kamwe kamwe, muchengeti unogona kudzivirira mwana kubva kumazvirwere.
Pakupera kwevhiki yechina chiso chemukomana uye kutanga kwemahombekombe akanaka zvakasiyana. Iko kwave kutove nhengo dzemuviri. Uye icho chinonyanya kufadza ndechekutanga kwekuvandudzwa kwezvipfeko zvekudzivirira mucheche panguva yakadaro.
Zvikepe zvatovepo, uye mwoyo unoitwa, asi haukwanise kuputsa.

Inobatsira mazano kumadzimai emangwana.

Kunyangwe nguva shoma shoma inoda kushanduka kukuru muhupenyu.