Ukukhwehlela
-Delile
Dlala ividiyo yezempilo: //medlineplus.gov/ency/videos/mov/200021_eng.mp4Kuyini lokhu? Dlala ividiyo yezempilo nencazelo yomsindo: //medlineplus.gov/ency/videos/mov/200021_eng_ad.mp4Ukubuka konke
Ukukhwehlela kungukuxoshwa okungazelelwe komoya emaphashini nge-epiglottis, uqwanga olusemphinjeni, ngejubane elisheshayo elimangazayo. Uma kuqhathaniswa nebhola lethenisi elishaye ngamamayela angama-50 ngehora, noma i-baseball ngamamayela angama-85 ngehora ... ukukhwehlela kuyashesha, ngejubane elilinganisiwe lamamayela ayi-100 ngehora. Ngomoya onamandla onjalo, ukukhwehlela kuyindlela yomzimba yokususa izindlela zokuphefumula zezinto ezingafuneki ezingafuneki.
Ake sibheke izintambo zezwi ngaphambi kokukhwehlela.
Ukuze ukukhwehlela kwenzeke, imicimbi eminingana idinga ukwenzeka ngokulandelana. Masisebenzise okucasulayo okungafuneki kwamanzi angena ku-windpipe, okwaziwa nangokuthi i-trachea, ukuqala i-reflex yokukhwehlela.
Okokuqala, imisipha yezwi ivuleka kabanzi ivumela umoya owengeziwe ukuba ungene emaphashini. Ngemuva kwalokho i-epiglottis ivala uqhoqhoqho, futhi ngasikhathi sinye, inkontileka yesisu nezimbambo, ikhulisa ingcindezi engemuva kwe-epiglottis. Ngokucindezela okwandisiwe, umoya uxoshwa ngamandla, futhi udale umsindo ogijimayo njengoba uhamba ngokushesha okukhulu udlula izintambo zezwi. Umoya osheshayo udedela okucasulayo okwenza kube nokwenzeka ukuphefumula ngokunethezeka futhi.
Kuyathakazelisa Esizeni
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