I-Placenta ikhula ngokukhulelwa kwaye iphelelwa emva kokugqibela kokukhulelwa
Xa umfazi ekhulelwe, i-placenta ikhula ngaphakathi kwesibeletho sakhe. Ngelixa umsebenzi owona mkhulu we-placenta kukunika umntwana ongakazalwa ngesondlo, kukho iingxaki ezininzi zeepentecenta ezingabangela ukulahleka kokukhulelwa.
Yintoni iPlascenta?
I-placenta yilungu linye lexeshana lomzimba womntu. Ikhula ngokukhulelwa kwaye ichithe emva kokuba ukhulelwe.
Kuqulethwe kuphela kweeseli zesisu, kwaye "kungena" eludongeni lomama olusisigxina kwinkqubo enzima ebizwa ngokuthi i-placentation.
Ixhunyiwe kumama ngethungelwano lweemilambo ezincinci zegazi, kunye nomntwana ngokubeleka kwemibhobho emibini kunye nomsila oqulethwe ngaphakathi kwentambo.
I-placenta iqala ukudala iqela leqanda elichumisiweyo (eliye lahlula i-cell of cells ebizwa ngokuba yi-blastocyte ngeli xesha) izimpembelelo kwi-uterine. I-placenta iyaqhubeka ikhula ngexesha lokukhulelwa, ekugqibeleni libe yinto efana ne-disk-shaped, ngesisindo esilinganisweni se-1 ipounds kwixesha elipheleleyo.
Imisebenzi yePlacenta
- Ukuthwala i-oksijini kunye nezondlo kwi-circulatory system yomama ukuya kwintsana
- Ukuthwala iinqwelo kunye necarbon dioxide ukusuka ekutshatsheni kwe-fetal ukuya kwi-circulation mother
- Ukubonelela nge-"immunity immatural" kwi-fetus ngokuhambisa ii-antibodies ze-IgG
- "Ukucoca" amachiza okukhusela umntwana ukuba afumane izifo ezithathelwanayo, nangona lo msebenzi awunayo i-100% eyiyo
- Ukwenza i-progesterone, i-chorionic gonadotropin (hCG) yabantu, i-placenta yabantu i-lactogen (hPL), kunye ne-estrogen efunekayo ukugcina ukukhulelwa
- Ukukhusela umntwana kunye nomzimba wesisu ovela kwi-placenta kwisistim somzimba somama - esivame ukuhlasela iziganeko "zangaphandle" emzimbeni - ngokufihla imichiza eyahlukahlukeneyo "eyadibanisa" kunye nokukhusela isistim somzimba
- Ukusebenza njengenkunkuma yegazi kumntwana xa umjelo womama unyanzeliswa ngenguqu kwixinzelelo legazi
Ukuba nayiphi na yale mi sebenzi ayinakho ukukhulelwa, ukukhulelwa akunako ukuqhubeka nokufikelela kwixesha elipheleleyo.
Iingxaki zePlacenta
- I-Placenta previa - Xa i-placenta ikhula, okanye kufuphi, ukuvula kwangaphakathi komlomo wesibeleko. I-Previa idibene nomngcipheko ophezulu wokugaya igazi ngesisu ngokukhulelwa kwaye kunokusongela ubomi obunobungozi ukuba ibhinqa liqala ukusebenza kunye ne-previa.
- I-placenta accreta - Ukuba i-placenta inamathela kakhulu kwisibeleko, ibizwa ngokuba yi-accreta. Kukho iintlobo ezahlukeneyo zokungqinelana, kuxhomekeke kwindlela encinci ifakekiso. I-Accreta ingaba yingozi yokwenza ubomi obunobungozi kubasebenzi kwaye ibeka umngcipheko kokungena kwe-postum-hemorrhage kunye neendlela zokungenelela, kuquka ne-hysterectomy.
- Ukuphazamiseka kwePlacental - Xa i-placenta ihlukanisa ukusuka eludongeni lwe-uterine ngaphambi kokuzalwa, kuthiwa ukuphazamiseka. Ingaba yingozi kumntwana, kuxhomekeke kwisilinganiselo sokuhlukana. Le meko ingaba yingozi kumama, ngenxa yokulahleka kwegazi. Kuphela "unyango" lokuphazamiseka okukhulu kunikezelwa ngokukhawuleza.
I-Chorioamnionitis - Usulelo lwebhaktheriya lweembrane ezenza isikhwama samanzi. Ngokuqhelekileyo, usulelo luya kwinqanaba lomlomo wesibeleko. Kudinga unyango lwe-antibiotic kunye nokunikezelwa ngokukhawuleza kwefestile ukukhusela ezinye iingxaki ezinokubakho umama nosana.
Ukukhulelwa kokukhulelwa
Ngenxa yokuba iingxaki ze-placenta zifana nezizathu eziqhelekileyo zokulahleka kokukhulelwa, oogqirha baya kuncoma ukuba i-pathologist ihlola i-placenta emva kokuziswa. Uvavanyo oluphambili luyingxenye ebalulekileyo ye- autopsy yintsana kwimeko yokuphuphuma kwesisu okanye ukuzala. Ugqirha wakho uya kuhlonela iinqwenela zakho ukuba awufuni ukuba ne-autopsy, kodwa uninzi lwabasetyhini kunye neenkcubeko / iinkolo zikhululekile ngokuvavanywa kwebala, okungabangela ulwazi oluncedo malunga nesizathu sokulahleka kwakho.
Ezinye iinkcubeko zineendlela ezikhethekileyo malunga ne-placenta emva kokuzalwa. Abanye, njengamaMaori aseNew Zealand, amaNavajo aseMntla Melika kunye neCambodia, bangcwaba i-placenta.
Phakathi kwe-Ibo eNigeria, imirhumo egcweleyo yomngcwabo inikwa nganye ipentecenta. Izenzo zomhlaba wonke zihlukeneyo: ukutyhila i-placenta kwizinto, ukutshala i-placenta kunye nomthi, nokuba udle i-placenta. I-placenta isisithako kwamanye amayeza aseMpuma.
Kwimeko yokulahleka, ukuba unqwenela ukuba unxweme lakho lingcwatywe okanye litshiswa kunye nosana lwakho, xelela udokotela wakho.
Kwaziwa nangokuthi: Emva kokuzalwa
Imithombo:
Oyelese, Yinka, noJohn C. Smulian, "i-Placenta Previa, i-Placenta Accreta, neVasa Previa." I-Obstetrics & Gynecology ka-2006.
Varney, H., Kriebs, J., et al. I-Varney's Midwifery, i-Fourth Edition. 2003.
Oko Kufuneka Ukwazi Nge-Placenta Yakho. Matshi weDimes. http://www.marchofdimes.com/pnhec/188_1132.asp