Indlela yokuphefumula ngelixa usebenza?

Ngeendlela ezifanelekileyo, ukuqhuba kukuthintela kakhulu izifo ezininzi, kuba ngenxa yokukhawuleza ukujikeleza kwegazi, izondlo ezininzi kunye ne-oksijini zingena kwiimfucu, kunye neenkqubo zezinto ezinokwenziwa kwemvelo kwiiseli ziyasebenza. Nangona kunjalo, ukuqinisekisa ukugcutha okwaneleyo kwe-oxygen, kufuneka ukwazi indlela yokuphefumula ngokufanelekileyo ngexesha usebenza.

Imithetho eyisiseko yokuphefumula xa isebenza

Kukholelwa ukuba xa kusebenza kukulungele "ukuquka" uhlobo lwesisu lokuphefumla. Oku kunjalo ngokukodwa kubasetyhini, kuba ababandakanyeki kwisenzo sokuphefumla. Ukwandisa ukusetyenziswa kwesisipha se-diaphragmatic, ngexesha lokuvuthwa okukhulu, gulisa ngesisu ngesisu. Ngaloo ndlela, uyazibandakanya kwinkqubo yokutshintshwa kwegesi yonke indawo yemiphunga.

Abanye abagijimi beevevenda abazi ukuba baphefumle xa bebusika ebusika. Kungcono ukuba umoya uqhutywe ngempumlo, ngenxa yokuba umoya obandayo, udlula emagqabini angasese, uthatha ukushisa okuphezulu, uyakutywa, kwaye ucoceke kwii-bacteria ezahlukeneyo kunye neengqungquthela zegciwane. Ukuba inhalation iphuma emlonyeni, umoya obandayo ufika ngokukhawuleza kwi-larynx kunye ne-trachea, enokubangela i-ORZ.

Kukho abantu abangenakho ukuphefumula nangaphandle kuphela ngeempumlo, ngoko kuyacaca ukuba uzame ukutyhuqa ngeempumlo zakho kwaye uphume ngomlomo wakho; okanye uvuselele emoyeni ngomlomo wakho, uphefumule ngaphandle kwempumlo yakho. Ukuvuthwa komlomo kukuvumela ukuba uzalise ngokukhawuleza igazi nge-oksijeni, kwaye umphunga ngomlomo uqinisekisa ukugxothwa ngokukhawuleza kwecarbon dioxide. Abaqalayo abangayazi indlela yokuphefumula xa beqhuba okanye bafike baphefumle kuphela ngeempumlo, kucetyiswa ukuba baphuphe ngeempumlo baze baphumelele emlonyeni.

Ukuba ukuphefumula kube ngongqongqo kwaye kukho imfuneko yokuphefumula ngokuphela komlomo, kufuneka uncitshise kancane, kuba iimpawu ezinjalo zibonisa ukungabikho kwe-oksijini enkulu.

Sigcina isigqi

Enye ingcebiso malunga nokuphefumula xa usebenza: Ukuphefumula kufanele kube sisigqi. Abagijimi abakhetha ukuqeqesha ngezinga eliqhelekileyo baya ku-"2 ukuya ku-1" icebo. Oko kukuthi, kufuneka ufune ukuphefumla kwisinyathelo esinye, uphefumlele ngaphandle ezimbini. Ukuba awukwazi ukugcina le ntlawulo yokuphefumla, zama nje ukuphefumula kakhulu xa uhamba. Ngokuhamba kwexesha, kuya kuba ngumkhwa kwaye ngexesha lokuqhuba awuyi kuba nako ukulawula rhoqo isigqi sokuphefumla.

Okokugqibela, khumbula nje indlela yokuphefumula ngexesha usebenza, kodwa nendlela yokuphefumula. Ukugijima, iipaki okanye izityalo zifanelekile, apho kukho imithi ekhupha i-oksijeni kwaye ithatha i-carbon dioxide, kodwa ayiyiyo i-roadsides enothuli.