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Kubata kunogona kushandura zvachose mukadzi, munzira dzakawanda kupfuura imwe. Kuchinja kweHormonal mumuviri kunogona kupihwa mutoro wekuchinja kwemuviri uye kwepamoyo kunowanikwa naamai. Muviri wemukadzi unoshanduka zvinoshamisa panguva yekuzvitakura. Iko kushanduka kwemuviri kunoitika panguva yese yepamuviri - kubva pakubata kusvika panguva yekusununguka. Mutumbi wemukadzi unopinda mukugadzirira maitiro kubva panguva yekubata mwana, uye unoramba uchichinja zvinoenderana.
Shanduko dzepamoyo, dzakadai sekushanduka kwemafungiro uye kunyangwe kuora mwoyo, dzinogona kunge dzichikurudzira amai, kunyanya kune amai vekutanga-nguva. Kuchinja kwemuviri kunodawo kugadziridzwa kwakawanda pana amai. Nepo shanduko inonyanya kuoneka mumukadzi chero upi zvake anenge akatakura mwana iri kuwedzera huremu zvishoma nezvishoma, kune zvakare kuwedzera kwehudyu nekuunganidzwa kwemafuta pazvidya, zvidya nemagaro.
Imwe shanduko inokosha mumuviri inoitika mumazamu ake. Pamwe pamwe nekukura kwehukuru, chimiro uye kuwanda kwemazamu kunochinja zvakare.
Nepo shanduko yakakosha pamazamu iri kukura kwehukuru sezvo mazamu anozvishongedza kupa mwana achangoberekwa, pane zvinhu zvakawanda zviri kuitika nemazamu anounza shanduko. Shanduko iyi haisi yehusiku uye inoitika zvishoma nezvishoma, inopararira pamusoro pemwedzi mipfumbamwe yese yekubata nguva, pamwe neshanduko inoenderera zvakare kana mwana azvarwa.
Munguva yekuzvitakura, mazamu anochinja nekukasira, shanduko dzinogona kuverengerwa kumatanho akakwirwa emamwe mahormone - progesterone, estrogen pamwe neprolactin [1] - mumuviri. Pamusoro pehuwandu hwehomoni hunowedzera, muviri zvakare unogadzirira buffer yekugarisa mwana ari kukura mudumbu.
Kuchinja Chipfuva Panguva Yepamuviri
Munguva yepamuviri, muviri wemukadzi unoita shanduko zhinji dzinogona kutumidzwa sehormone, metabolic uye immunologic. [piri] Nepo shanduko dziripo zvese kunze nekunze, iro rakakurumbira zamu shanduko panguva yekuzvitakura ndeiyi inotevera:
1. Kusuruvara, shanduko inonyanya kuzivikanwa yeavo vese, inokonzerwa nematanho akawedzera eestrogen uye progesterone.
2. Kurema, kazhinji kunoonekwa kubva pa6 vhiki yekuzvitakura.
3. Wedzera vhoriyamu, zvidzidzo zvinoratidza kuti kunyange pasina nhumbu mbiri dzakanyatsofanana muzvinhu zvese, huwandu hwezamu hwakawedzera neanosvika 96 ml [3] paavhareji.
4. Kubuda pachena, kuwedzerwa kweropa mutsinga kunoita kuti tsinga dziite senge dzakasviba, zvichipa pfungwa yezamu richishanduka pachena.
5. Minyatso uye maasora anova makuru [4] uye anochinja chimiro zvakare.
6. Minyatso uye maasola akasviba neruvara.
7.Kunzwa kunzwa mumazamu.
8. Mapundu uye mapundu, kazhinji cysts kana fiber tishu.
9. Kuvhuvhuta, colostrum inotanga kutenderera pasvondo regumi neshanu
10 ..
11. Machubhu eMontgomery, mapundu-akafanana nemapundu akakomberedza zamu iro rinoburitsa sebum kuchengetedza hutachiona hweganda.
12. Kuchinja kukuru kwemazamu kunoonekwa kunyanya kumagumo kwekubata, kurwadziwa, kunokonzerwa kana mazamu azere nemukaka wemwana.
13. Kugwinha kwemazamu kunowanzoonekwa kusvika padanho rekupedzisira repamuviri, nekudzadzarika kunoenderera mushure mekuzvarwa kwemwana zvakare.
14.Michere yekutambanudza inokonzerwa apo chipfuva chinowedzera zvakanyanya muhukuru.
Nepo zvataurwa pamusoro apa zviri zamu shanduko dzinoonekwa pamatanho akasiyana epamuviri, ngationgorore shanduko sekuonekwa kwazvinoita.
Uyezve verenga: 5 Mibvunzo Yekubvunza Pakutanga Kwako OB Kugadzwa
Svondo nevhiki Kuongororwa kweZviitiko MuZamu
Zvidzidzo zvakaitwa kuti zvionekwe kana kuwedzera kwehukuru hwemazamu pamwe nekuchinja-chinja kweasymmetry (FA) pakati pemazamu maviri uye mamwe mammary shanduko zvine hukama nenzira yebonde remwana ari mudumbu. Mushure mekuongororwa kwezvidzidzo zvakaitiswa, zvakaonekwa kuti vakadzi vanotaura nezvekuwedzera kwakakura mukukura kwemazamu avo panguva yekubata vanowanzove vakatakura mukomana fetus. [5] .
Zvakangodaro, shanduko dzinoitika muzamu panguva yekuzvitakura dzinoitika zvishoma nezvishoma uye zvakarongeka.
Vhiki 1 kusvika vhiki 4
Muchizvaro, iri rino chikamu chezai follicular uye ovulatory chikamu. Iko kuchinja kwekutanga mumazamu ndiko kukura kwemaruva earveolar uye ducts yemukaka. Uku kukura kuri pakakwirira pasvondo rechipiri apo zai rinosangana. Vhiki rechitatu rakakosha seunyoro, hunowanzoonekwa seimwe yezviratidzo zvekutanga zvepamuviri, unoonekwa zvakanyanya kumukadzi ane nhumbu. Kunzwisisa kwakakomberedza minyatso kunogona kunzwikwa muvhiki yechina. Kunzwa uku kunokonzerwa nekuwedzerwa kweropa kumazamu.
Iyi nguva ndipo apo kukurumidza kubereka kwemasero-anoburitsa mukaka anoitika, zvichitungamira pakurova kana kutekenyedza kunzwa mumazamu.
Vhiki 5 kusvika vhiki 8
Shanduko dzinoverengeka dzinoitika mumazamu pakati pemavhiki mashanu kusvika masere ekubata. Mahormone anonzi anonzi placental lactogens anotanga kudyidzana nemazamu. Shanduko dzakakura dzinoitika muchimiro chesero chemazamu kuitira kuti avashongedze kubata kupihwa kwemukaka gare gare. Ino inguva apo vangangoita vese vakadzi vanotaura kunzwa kwekuzara mumazamu avo achiperekedzwa nehuremu hwakajeka sezvo maruva emukaka anotanga kuzvimba.
Iwo maasolas kana nzvimbo ine mavara akapoterera munyatso wega wega, tanga kutendeuka kusviba zvakanyanya munguva ino. Kusviba uku ndekwekugonesa mwana achangoberekwa kuwana zamu zviri nyore. Zvakare, minyatso inotanga kunamira kunze. Dzese idzi shanduko dzinotaurwa musvondo rechishanu nerechitanhatu. Zviri muvhiki rechinomwe iro zamu rinowedzera mukurema kusvika pamazana matanhatu negumi egiramu padivi rega.
Vhiki sere yakakosha pakuonekwa kweMontgomery tubercles uye 'marbling'. Montgomery tubercles, kubva pakati pevashoma kusvika kune makumi maviri nemasere muhuwandu, ane mapundu-kunge akakwidziridzwa pores anowanikwa pane areolas, achivanza kubuda kwemafuta kuti achengetedze minyatso yakanyoroveswa uye yakachengeteka kubva kuzvirwere. Marbling ndiko kukura kwe tsinga dziri pazasi pechiso chechipfuva.
Vhiki 9 kusvika vhiki 12
Shanduko yekutanga mune ino nguva ndeyeyekusviba uye kuwedzera kwehukuru hwesola. Ino zvakare inguva iyo yechipiri areola inokura uye inogona kuoneka seyakaenzana-yakajeka turu turu yakatenderedza iyo yakasviba areola, kazhinji isingaoneke pakati pevakadzi vane yakajeka ganda. Sezvo nevhiki regumi, kukura kukuru muzamu kunoitwa, ino ingangove inguva yakanakisa yekuti mukadzi awane bhurera nyowani. Nyini inversion inowanzoonekwa kutenderedza yegumi nemaviri vhiki yekuzvitakura. Kunyangwe zvichinyanya kuoneka mumamai venguva yekutanga, inguru inversion inogadziriswa pachezvayo apo nhumbu ichifambira mberi.
Vhiki 13 kusvika vhiki 16
Mavhiki e13 ne14 akakosha mukuwedzera kwakanyanya mukutenderera kweropa. Iwo maasola anotanga kutaridzika ane mavara ane mavara kupfuura nakare kose. Pakazosvika svondo regumi nenhanhatu, hunyoro hwepamuviri hunowanzoenda. Iyi zvakare inguva iyo mvura inonamira painoburitswa kubva pamazamu. Inotumidzwa secolostrum, inotakurwa nezvakakosha zvinovaka muviri uye simba rekumisikidza-kuvaka kweiye achangozvarwa. Dzimwe nguva, madonhwe eropa anogona zvakare kuonekwa achibuda kubva munyatso. Kunyange chiri chiitiko chinowanzoitika, chiremba anogona kubvunzwa kana zvichidikanwa kuti zviongororwe.
Vhiki 16 kusvika vhiki 20
Ino ndiyo nguva iyo mapundu asingadzivisike uye mamaki anotambanudza anoita kutaridzika. Sezvo mafuta anounganidzwa mumazamu akakomberedza svondo regumi nesere rekuzvitakura, mapundu - fibroadenomas, galactoceles, cysts - anoonekwa pamazamu. Aya mapundu kazhinji haana-cancer uye hapana chekushushikana pamusoro.
Ganda parinotambanudzwa zvisina kukodzera nekuda kwekuwedzera kwemazamu, mamaki anotambanuka anoonekwa pamazamu, kunyanya pazasi pezasi.
Vhiki 21 kusvika vhiki 24
Iwo mazamu ari pakukura kwavo kukuru panguva iyi. Sezvo kuunganidzwa kwemafuta kuchikonzera kuti mazamu adikise zvakanyanya, bras dzakapfekwa panguva ino dzinofanirwa kuve dzakagadzirwa nedonje. Kuti kuyerera kweropa kuve kusingarambidzwe, underwire bras haakurudzirwe kupfekwa panguva ino.
Vhiki 25 kusvika vhiki 28
Munguva ino, nevhiki makumi maviri nematanhatu, mazamu anenge akazara uye achitoita kunge anopenga mune vamwe vakadzi. Kunyangwe zvisiri zvechokwadi kumukadzi wese ane pamuviri, mumadzimai mazhinji colostrum inowanzovanzwa. Pakazosvika vhiki yechi27, mazamu anenge agadzirira kugadzirwa kwemukaka. Iyo mahormone progesterone inodzikisira kugadzirwa kwemukaka kusvika panguva iyo mwana anozvarwa. Vhiki rechimakumi maviri nemasere rekuzvitakura rinounza dzimwe shanduko dzinoverengeka, senge - kutenderera kweropa kunowedzera, nzvimbo yakatenderedza minyatso inosviba, madhiri emukaka anotanga kutenderera uye tsinga dzeropa pazasi peganda dzinonyanya kuoneka kune ziso rakashama.
Vhiki 29 kusvika vhiki 32
Iko kushanduka kwakakurumbira mumazamu akakomberedza vhiki yechi30 ndiko kuoneka kwekuputika kwezita. Izvi zvinoitika nekuda kwekuwedzera kwemitsipa yeropa uye mucous membrane nekuda kwekuwedzera kweropa kuyerera kumazamu. Kuputika kwe sweat hakufanirwe kufuratirwa uye kurapwa nenzira kwayo kudzivirira njodzi yekuwedzera hutachiona. Kushandiswa kwesipo pamazamu kunofanira kudzivirirwa kubva pavhiki rechimakumi matatu nemaviri renhumbu sezvo mapundu-akaita semapundu akatenderedza minyatso ave kutogadzira sebum inokwana kuita kuti ganda rinyorove. Iyo nguva iri pakati pevhiki 29 kusvika 32 ndipo zvakare panotambanudzwa mamaki anotanga kuonekera zvakanyanya.
Vhiki 33 kusvika vhiki 36
Ikozvino, mune vangangoita vese vakadzi, imwe huwandu hwecolostrum inotanga zvakare kuvanza kubva kumazamu. Iyo minyatso yakatanhamara kupfuura yapfuura. Vhiki 36 ingangove inguva yakanakisa yekutenga bhurugwa rekuyamwisa, uchiziva kuti mazamu anozove akazara kana gadzira mukaka watanga uye zvishoma nezvishoma uchidzokera pane zvakajairwa.
Vhiki 37 kusvika vhiki 40
Muchikamu chekupedzisira chepamuviri - kureva kuti, pakati pemavhiki 37 kusvika 40 - iyo colostrum inoshandura ruvara kubva pane yero yenyoro kuenda kune isina ruvara uye isina kuchena mvura. Iwo mazamu akakwana zvakakwana kuyamwisa mwana. Kugadziriswa kwemazamu nemaoko kunotungamira mukuvharirwa kweoxytocin, iyo hormone iyo inokonzeresa kudzikisira.
Nepo kuumbwa kwemapundu ari mumazamu chiri chiitiko chinowanzoitika panguva yekuzvitakura uye mazhinji emapundu ari kuora, kuchine mukana wekuti mapundu akadaro ave ane cancer. Kunyangwe zvisingawanzo (kutenderedza 1 muna 3,000) [6] , pane mikana yemukadzi ane nhumbu kukura nhumbu-inoenderana nekenza yemazamu.
Wona Chinyorwa Mareferenzi- [1]Yu, J. H., Kim, M. J., Cho, H., Liu, H.J, Han, S. J., & Ahn, T. G. (2013). Zvirwere zvepamuviri panguva yekuzvitakura nekuyamwisa. Obstetrics & gynecology sainzi, 56 (3), 143-159.
- [piri]Motosko, C. C., Bieber, A. K., Pomeranz, M. K., Stein, J. A., & Martires, K. J. (2017). Physiologic shanduko yekuzvitakura: Kuongorora zvinyorwa. Runyorwa rwepasi rese rwevakadzi dermatology, 3 (4), 219-224.
- [3]Bayer, C. M., Bani, M. R., Schneider, M., Dammer, U., Raabe, E., Haeberle, L., ... & Schulz-Wendtland, R. (2014). Kuongororwa kwemazamu vhoriyamu shanduko panguva yekuzvitakura kwemunhu uchishandisa matatu-mativi ekumusoro ekuongorora maitiro mune angangodaro CGATE kudzidza. European Zvinyorwa zveCancer Kudzivirira, 23 (3), 151-157.
- [4]Thanaboonyawat, I., Chanprapaph, P., Lattalapkul, J., & Rongluen, S. (2013). Pilot kudzidza nezve zvakajairika kukura kwemazamu panguva yekuzvitakura. Zvinyorwa zveHuman Lactation, 29 (4), 480-483.
- [5]Żelaźniewicz, A., & Pawłowski, B. (2015). Kukura kwemazamu uye asymmetry panguva yepamuviri mukutsamira pabonde remucheche. American Nhoroondo yeHuman Biology, 27 (5), 690-696.
- [6]Beyer, I., Mutschler, N., Blum, K. S., & Mohrmann, S. (2015). Mazamu ezamu panguva yekuzvitakura - Dambudziko rekuziva: Nyaya Yenyaya. Kuchengeta mazamu (Basel, Switzerland), 10 (3), 207-210.