Inkcazo: I- Menar igama lonyango elisetyenziselwa ukuchaza yokuqala yexesha lentombazana.
I-Menarche ichaza ukuqala kokuya esikhathini , eyona yenkqubo eqhelekileyo ye-physiologic eyenzeka rhoqo ngezikhathi zonke. I-Menarche ibonakala ihamba malunga ne-12 ubudala kodwa iminyaka embalwa ngaphambili okanye kamva iqhelekile. I-Menarche yenzeka ngexesha lexesha lokukhula komzimba kunye nolwabelana ngesondo ekufikeni kwentsha ebusweni .
Kuqhelekile ukuba i-menarche ibe khona kwaye emva kwentombazana encinci ukuba ingayifumana enye ixesha kwiinyanga ezimbalwa. Oku kungenxa yokuba kungathatha ixesha elithile ukuba i-hormone cascade ejongene ne-ovulation kunye nokuya esikhathini ukuya kukhula.
Nangona iinqwelo zokuhamba kwintombazana engazange ziqheleke ziye zagqithisa ixesha lokuqala ngenxa yokuba ziye zaqala.
Ukuqala kwexesha lokuhamba kwindoda kuluhlobo oluchanekileyo. Ixesha eliqhelekileyo lokuhamba liza kwenzeka malunga ne-2 ½ ukuya kwiminyaka emithathu emva kokubonakala kokuqala kweemfuyo zesifuba. Ixesha phakathi kweengcambu zesifuba kunye nexesha lokugqibela lixesha apho amantombazana aqala ukufumana iingxaki ngokuphulukana kwesikhumba. Kwakhona nexesha apho amantombazana abe yindawo ye-aphodier kwaye aqale ukuthetha nabazali babo. Ukukhula kweentombazana kuqhuma ngokuqhelekileyo kwiinyanga ezimbalwa ngaphambi kokuhamba.
I-Menarche yenkqubo eqhelekileyo yokuvuthwa kwamantombazana kunye nezinye iinguqu ezenzeka kumzimba wentombazana ngexesha lokukhulelwa. Ukubaluleka kwexesha lokubaluleka kubalulekile.
Ukuba intombazana encinane inokuqala yokuqala ngaphambi kweminyaka eyi-8 mhlawumbi inempilo eyaziwa njengobushushu bokuqala. Oku akuqhelekanga kwaye kuyadingeka ingqwalasela yonyango.
Ukuba intombazana iye yaphuhliswa ngokuqhelekileyo ngamabele akhe kunye neenwele ze-pubic kodwa ingenayo ixesha lokuqala eliphakathi kweminyaka eyi-16 nayo ingenakho ingxaki.
Oku kwaziwa ngokuba yimitha yokulibazisa okanye i-amenorrhea ephambili.
Kungenzeka ukuba imbangela yokulibaziseka kwimizuzu ngenxa yokuphazamiseka okuqhubekayo kunye ne-hormone cascade efunekayo ukuze kube khona ukuya esikhathini. Oku kunokwenzeka kumantombazana amantombazana athile aquka abadansi be-ballet kunye namantombazana abhekene nokukhathazeka kokutya ikakhulukazi i-anorexia nervosa. Inqabile kakhulu intombazana inokungabikho kokuzalwa komntwana wakhe kwimeko ebizwa ngokuthi iMeer-Rokitansky-Kuster-Hauer Syndrome.
Ukuqala kwexesha lokumisa kubonisa ukuqala kweminyaka yokuzala yobomi bowesifazane. Eyona nto iqala nje ngaphambi kokuqala kokuhamba kwintombazana intombazana iye yaqala ukuhamba. Ngokwenene okokuqala ukuvuthwa okubangela ukuba ixesha lokuqala okanye ixesha lokuqala. Xa intombazana i-ovulates iyakhulelwa. Kubalulekile ukuba amantombazana azi ukuba ukuba nesondo ngaphambi kokuba babe nexesha lokuqala lokubangela ukukhulelwa.
I-Menar yenkqubo eqhelekileyo. Yona nqanaba ngexesha eliqalisa iminyaka yokuzala yomfazi. Kulo maninzi lwabasetyhini, lubonisa ukuqala kwezikhathi eziqhelekileyo zenyanga eziza kuhlala zide zifikelele kwiminyaka eyi-52 eqhelekileyo xa kufikelelwe umva .
Kwaziwa kwakhona Njenge: yokuqala ixesha, umjikelezo wokuqala wokuya esikhathini
Ukuhlaziywa ngu-Andrea Chisholm MD