Indlela yokuphefumula ngenkathi isebenza?

Ngendlela efanele, ukugijima ukuvikela kahle izifo eziningi, ngoba ngenxa yokusheshisa ukujikeleza kwegazi, izakhi eziningi kanye ne-oksijini zingena ama-tissue, futhi izinqubo zezinto eziphilayo ezinamaseli ziyasebenza. Noma kunjalo, ukuqinisekisa ukugcwalisa okwanele kwe-oksijini, kudingeka ukwazi ukuphefumula kahle ngenkathi usebenza.

Imithetho eyisisekelo yokuphefumula uma isebenza

Kukholelwa ukuthi uma kusebenza kungcono ukuba "ufake" uhlobo lokuphefumula kwesisu. Lokhu kuyiqiniso ikakhulukazi kwabesifazane, ngoba abahlanganyeli emsebenzini wokuphefumula. Ukuze ukwandise ukusetshenziswa komsila wokufiphaza, ngesikhathi se-inhalation ejulile, ubambe ngobumnene isisu. Ngakho-ke, uhlanganyela ohlelweni lokushintshaniswa kwegesi yonke indawo yamaphaphu.

Abanye abagijimi be-novice abazi ukuphefumula uma kusebenza ebusika. Kungcono uma umoya uphathwa emakhaleni, ngoba umoya obandayo, odlula emanzini amancane, uthatha izinga lokushisa elihle, uswakanyiswe futhi uhlungwa kusuka kuma-bacteria ahlukene nezinhlayiya zegciwane. Uma inhalation isemlonyeni, umoya obandayo ufika ngokushesha ku-larynx ne-trachea, engabangela i-ORZ.

Kukhona abantu abangenakuphefumula futhi baphume kuphela ngekhaleni, ngakho-ke kunengqondo ukuzama ukuguqula ngekhala lakho bese uphuma ngomlomo wakho; noma ukuphonsa umoya ngomlomo wakho, uphefumule ngekhala lakho. I-inhalation yomlomo ikuvumela ukuba ugcwalise ngokushesha igazi nge-oksijeni, futhi ukuphuma emlonyeni kuqinisekisa ukuxoshwa okusheshayo kwe-carbon dioxide. Abaqalayo abangakwazi ukuphefumula uma begijima noma baze baphefumule kuphela emakhaleni, kunconywa ukuba bafake emakhaleni bese bephuma emlonyeni.

Uma ukuphefumula kube okujulile kakhulu futhi kunesidingo sokuphefumula njalo ngomlomo, kufanele uhambe kancane, ngoba lezo zibonakaliso zibonisa ukuntuleka okukhulu kwe-oxygen.

Sibheka ukulinganisa

Enye incomo yokuphefumula uma isebenza: Ukuphefumula kufanele kube yisigqi. Abagijimi abakhetha ukuqeqesha ngesilinganiso esijwayelekile bazosondela kuhlelo "2 kuya ku-1". Okusho ukuthi, udinga ukuphefumula ngesinyathelo esisodwa, bese uphefumula ngaphandle kokubili. Uma ungeke ukwazi ukugcina lesi silinganiso sokuphefumula, zama nje ukuphefumula kakhulu uma uhamba. Ngokuhamba kwesikhathi, kuyoba umkhuba futhi ngesikhathi sokugijima ngeke kudingeke ukuba ulawule njalo isigqi sokuphefumula.

Okokugcina, khumbula hhayi kuphela indlela yokuphefumula ngenkathi ugijima, kodwa nendlela yokuphefumula. Ukugijima, amapaki noma ukuhlwanyela kufanelekile, lapho kukhona khona izihlahla ezikhulula i-oksijeni futhi zithatha i-carbon dioxide, kodwa hhayi emigwaqweni egcwele uthuli.