Umbuso womlomo wesibeleko ngexesha lokukhulelwa kweveki nganye.
Ngombulelo kwiindlela zanamhlanje zophando, oogqirha bakwazi ukuseka ubudlelwane phakathi kobude bomlomo wesibeleko kunye nexesha lokuthoma. Olu lwazi lunceda ngexesha lokufumanisa ukukhishwa kwesisu ngaphambi kokuqala kwaye ukhusele esibhedlele.
Ngoko, kwiiveki ezingama-16 ubude bomlomo wesibeleko buyi-38-39 mm, kwiiveki ezingama-20 umlomo wesibeleko ukwanda ukuya kuma-40 mm, ufikelela ubude obude ngeveki ye-29-ukuya kwi-41 mm. Esi sibonakaliso esele sisele xesha umlomo wesibeleko ulungiselela ngokutsha ukuzalwa kwangomso.
I-Cervix kwiiveki ezingama-36
Xa iiveki ezingama-36 zentshukumo zenzeke, umlomo wesibeleko uyancipha ngokukhawuleza, iya kuba yinto encinci kwaye ikhuni, kwaye iqala ukuvula kancane. Oku kuthetha ukuba umzimba womfazi usebenza ngentshiseko kwinkqubo eyenziwe yendalo ngokwayo.
I-Cervix kwiiveki ezingama-38
Kwiiveki ezingama-38, umlomo wesibeleko uqala ngokufanelekileyo "uqokelele", ulungiselele ukuzalwa okuzayo. Ukuba le nkqubo iyenzeka ngokuphulwa okanye ukuphuka, kunokwenzeka ukuba imeko ezinzima zivela ngexesha lokuqala lokubeletha, xa kuvulwa intamo kubakho ukulibaziseka okukhulu okanye kungenzeki nhlobo. Kule meko, oogqirha banokuthatha amanyathelo angxamisekileyo kwaye bachithe loo mfazi kwinqanaba elikulo .
I-Cervix kwiiveki ezingama-40
Kwiveki yama-40 yokukhulelwa, loo ntokazi inomkhuhlane wesibeleko ka- 5-10 cm, ihamba kunye neentlungu zokutyhafaza kunye neentsholongwane. Le yimiqondiso yokuqala yokuqala kwabasebenzi. Ngethuba lesigaba sokuxoshwa komntwana, ukuvulwa komlomo wesibeleko sele sele i-10 cm, evumela umntwana ukuba angabonakali.