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Tose tinofema, uye tinozviita zvega. Asi mune dzimwe nguva, miviri yedu inoda rubatsiro kuti ikwanise kufema zvakanaka. Kana munhu achiomerwa nekufema, angangodawo rudzi rwakasiyana rwekufema. kufema kusingapindi izvo zvinovabatsira uye izvi zvinonzi respirator.
Muchina wekufema mudziyo unobatsira munhu kufema kana uchifemera mweya mumapapu ake. Mhando dzakasiyana dzeMuchina wekufema [Unopinza uye Usingapindi] Muchina wekufema unopinda zvinoreva kuti chubhu inofanira kuiswa mumhepo yemunhu, asi usingapindi hazvipindi.

Mishonga yekufema isingapindi mweya, yakaita seyakapihwa neVentmed iri kuchinja zvakanyanya kutarisirwa kwevarwere vanonetseka kufema. Inoitawo kuti muviri usanyanya kunetseka nekuti haiisi machubhu mumhepo. Varwere vanofema zviri nyore uye vane matambudziko mashoma, nekudaro.

Munguva yakapfuura, vanhu pavainetseka nekufema, vanachiremba vaiwanzopa rubatsiro rwekufema. Kunyange zvakadaro, nzira idzi dzinogona kuva dzakaoma uye dziri panjodzi yekubatwa nechirwere. Kune varwere vanoda rubatsiro rwekufema, kufema kusingapindi inopa sarudzo yakachengeteka uye yakasununguka.

Kufambira mberi kwehunyanzvi munguva pfupi yapfuura kwakabatsira mukuita kuti kufema kusingapindi mishonga kushande zvakanaka kubatsira mukufema. kufema kusingapindi zvakagadzirwa kuti zvipe huwandu hwakakwana hweokisijeni inounzwa mukati memapapu emurwere, zvichipa rubatsiro rwekufema rwakanaka pasina zvimwe zvinonetsa. Musiyano unoitwa nekufambira mberi uku wakakura mukutarisira kwatinoita vanhu vane chirwere chekufema chiri nyore.