Ngethuba lokuthwala umntwana, ukubaluleka kakhulu kudibaniswe nobude bomlomo wesibeleko. Emva koko, esi sibonakaliso sichaza ngokucacileyo ukulungelelaniswa kwezinto eziphilayo kwindlela yokubonakala komntwana ekukhanyeni kwinkqubo yokunikezelwa. Olu lungiso lugqitywe zizibonakaliso ezimbini, okuthi: ukukhula kwentamo ye-uterine kunye nemigqaliselo yayo.
Ubude bomlomo wesibeleko ngaphambi kokuba kuhanjiswe malunga ne-38 okanye iiveki ezingama-39 kufuneka kuguquke kwixesha eliphakathi kwe-1.5-2 cm kwaye lifutshane. Ngeveki yama-40 kuya kuba sele isingekho ngaphezu kwesigama sexabiso langaphambili.
Idatha yintoni ubude bomlomo wesibeleko kwithuba elithile lokugaya? kuxhomekeke ngqo kwiluhlu oluthile lwezinto, oku:
- yobudala bomfazi;
- ubunzima bomzi;
- ixesha lokukhulelwa;
- impilo jikelele kunye njalo.
Kubukhulu bokuba ubude bentamo ye-uterine buhambelana nobomi, isigqibo malunga nendlela yokuhanjiswa kuxhomekeke. Ukuba isibonakaliso sithatha ixabiso elinganelisekiyo, amathuba okwenyuka kwinqanaba elikhulayo likhula kakhulu. Le ngxaki ingabangela ukuphulwa kokukhula kwesibeletho ukususela ekuqaleni kwentshukumo.
Ingqinano yomlomo wentombaba kufuneka ithambile, kwaye indawo yayo ngqo ngqo phakathi kwesini. Kukho inani elithile labasetyhini abangenasigxina esingasigxina se-cervix, okungaba ngumphumo wokungalingani kwe-hormones emzimbeni, ukusabalalisa okungahleliyo, ukungabikho komsebenzi okanye imisebenzi yangaphambili kwindlela yokubeletha.
Ubungakanani obude bebhinqa ukuya kwi-cervix ngu-8-10 cm, kodwa omnye akufanele agqithise ubuso bomntu wesakhiwo somzimba wesetyhini. Eli thuba liyakwazi ukunweba ngokukhawuleza kwaye lilungele ubukhulu beqabane lezesondo lomlingane. Oku kuququzelelwe isakhiwo se-muscular se-vagina kwaye ubude bayo bufike kwi-15 cm.