Ukuthomba: kuyini nokushintsha komzimba okukhulu
-Delile
Ukuthomba kufana nesikhathi soshintsho lomzimba nolungokwemvelo emzimbeni olukhombisa inguquko isuka ebuntwaneni iye ebusheni. Izinguquko ziqala ukubonakala kusukela eminyakeni eyi-12, kepha zingahluka ngokuya ngomlando womndeni wengane nemikhuba yokudla, ngokwesibonelo.
Ngaphezu kwezinguquko zomzimba, ezibonakala ngalesi sikhathi, umuntu angaba nokuhlukahluka okukhulu kwemizwa ngenxa yokukhuphuka kokukhiqizwa kwamahomoni, i-testosterone esimweni sabafana, ne-estrogen esimweni samantombazane. Uma izinguquko zinganakwa noma zingenzeki kuze kube yiminyaka yobudala eyi-13, kungakuhle ukuthi ubonane nodokotela ukuze imbangela ingaphenywa futhi kuqalwe nokwelashwa, okuvame ukwenziwa ngokushintshwa kwehomoni.
Izinguquko ezinkulu zomzimba
Iminyaka lapho izimpawu zokuqala zokuthomba zingahluka phakathi kwabafana namantombazane, futhi kungenzeka emantombazaneni aphakathi kweminyaka eyi-8 nengu-13 ubudala nabafana abaphakathi kweminyaka engu-9 nengu-14 ubudala.
Emantombazaneni, uphawu olucace bha lokuthomba yisikhathi sokuqala sokuya esikhathini, esaziwa ngokuthi yi-menarche, esivame ukwenzeka phakathi kweminyaka eyi-12 nengu-13 ubudala, kepha-ke lingahluka ngokuya ngomlando wokuphila komndeni. Endabeni yabafana, uphawu oluyinhloko lokuthi ukungena ebusheni ukuthomba okokuqala, okuvame ukwenzeka phakathi kweminyaka eyi-12 nengu-13 ubudala.
Ithebula elilandelayo likhombisa izinguquko ezinkulu zomzimba ezingabonwa emantombazaneni nakubafana ngesikhathi sokuthomba:
| Amantombazane | Abafana |
| Ukukhula kwamabele | Ukubukeka kwezinwele zasesidlangalaleni |
| Ukubukeka kwezinwele zasesidlangalaleni nezomakhwapheni | Ukubukeka kwezinwele emakhwapheni, emilenzeni nasebusweni |
| Izinqe ezibanzi | Izwi elijiyile |
| Isinqe somzimba omncane | Ukukhula komthondo nokukhuliswa |
| Ukuthuthukiswa kwezitho zezitho zomzimba | Ukwanda kwamasende |
| Ukwandiswa kwesibeletho | Ukukhula kweLaryngeal, okwaziwa kakhulu ngokuthi i-apula lika-Adam |
Ngaphezu kwalokho, ngenxa yezinguquko zamahomoni ezihambisana nokuthomba, kujwayelekile nokuthi abafana nabafana baqale ukuba nesikhumba esinamafutha amaningi, bethanda ukubonakala kwezinduna.
Yini engasheshisa ukuthomba
Amanye amantombazane angathola ushintsho lomzimba ngaphambi kwesikhathi kunokujwayelekile, okungukuthi, phakathi kweminyaka engu-7 nengu-9 ubudala, ngokwesibonelo. Ezinye izinto zingavuna ukukhula kwamabele nokuvuthwa kwezitho zobulili zabesifazane, njengokukhula kwe-Body Mass Index (BMI), ngoba amafutha amaningi anqwabelana emzimbeni, kukhulisa umfutho wokukhiqizwa kwe-estrogen, okungukuthi i-hormone ebhekele izici zabesifazane.
Ngaphezu kwalokho, ukuvezwa njalo kwamakhemikhali kuma-enamel nama-perfume, ngokwesibonelo, nakho kungavumela ukuthomba, ngoba ezinye zezakhi zalo zingalahla uhlelo lwe-endocrine futhi, ngenxa yalokho, ukukhiqizwa kwamahomoni, okuholele ekuthombaneni.
Yize amantombazane amaningi ecabanga ukuthi kuyinto enhle ukuthi amabele avele kusenesikhathi, ukuthomba ngaphambi kwesikhathi kungabeka amantombazane engcupheni, njengoba kungahlanganiswa nengozi eyengeziwe yokuba nomdlavuza webele, ukukhuluphala kanye nohlobo lwesifo sikashukela sohlobo lwesibili, kanye nezinkinga ezihlobene nengqondo impilo, njengokukhathazeka, isibonelo.
Bona imininingwane eminingi ngokuthomba ngaphambi kwesikhathi.
Yini engabambezela ukuthomba?
Izinguquko ezijwayelekile ebusheni kungenzeka zingenzeki lapho ingane inesimo esiphazamisa ngqo noma ngokungaqondile ukukhula kwama-gonads noma ukukhiqizwa kwamahomoni ezocansi. Phakathi kwezimo ezibambezela ukuthomba ukungondleki, i-hypogonadism, isifo sikashukela, izifo zofuzo, njenge-Turner's syndrome, njengesifo se-autoison, njengesifo i-Addison.
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