Ngexesha lokukhulelwa, isibeletho sikhula, esibangela ukuba izitho zesisu esiswini kunye nesigxina senyukele phezulu. Ngenxa yoko, isenzo se-diaphragm, esona sisisigxina esisisigxina ekuhambeni kokuphefumula, kunzima. Ngexesha elifanayo, amandla okubaluleka emiphakeni ayancipha kwaye umzimba ufumana i-oksijini engaphantsi, nto leyo eyenza intliziyo ivumelane ngokukhawuleza ukuba isebenze igazi elingakumbi kwimiphunga. Ekupheleni kokukhulelwa, isidingo somzimba se-oksijini sanda nge-30%. Ngoko ke, ukuxininisa uxinzelelo kwi-cardiovascular system kunye nokulungelelanisa umfazi okhulelweyo, ukuqhutyelwa okuphefumlelweyo okwenziweyo.
Ndiyabulela kwimisebenzi yokuphefumla:
Ufikelelo lwe-oksijini kwingqondo yomntwana lufakwe lula;
- ukusasazwa kwegazi komfazi okhulelweyo kuphucula, kubandakanywa kwi-placenta, ephucula ukujikeleza kwegazi lomntwana;
- umngcipheko we-toxicosis kwisiqingatha sokuqala kunye nxalenye kwisahlulo sesibini sokukhulelwa kupheliswa okanye kuncishiswe;
- ithoni ephakanyisiweyo okanye eyongeziweyo yesibindi esivame ukukhulelwa ngexesha lokukhulelwa.
Iintlobo zokuphefumula
Zonke izifo zokuphefumula ngexesha lokukhulelwa zihlukaniswe ngamaqela amabini: ukuqheleka nokuphefumula ngexesha lokuhamba. Ngokwenene, abafazi baphefumula basebenzisa kuphela imisipha ye-intercostal. Lo phefumla ubizwa ngokuba ngumfuyo. Ngaloo nto, i-diaphragm ayinakufuduka kwaye izitho zesigxina esiswini asisayi kuhlanjululwa. Ngomsebenzi osebenzayo we-diaphragm, kukho ukuxiliswa kwezitho ezinje, ngenxa yoko, isisu nesibindi sisebenza kakhulu. Ukuphefumula ngokuthatha inxaxheba ekusebenziseni i-diaphragm kuthiwa iphelele. Ukufunda isiseko sokuphefumula kakuhle kuqala ngokufunda ukuphefumula ngokupheleleyo.
Ukuphefumula ngokupheleleyo
Ukuphefumla kuqala ngokugqithisa okukhulu, ngoko iisifuba zomzimba ziphumle, umoya weengcambu zomphunga uzaliswe, i-diaphragm iyahla, umoya uzalisa amacandelo aphakathi emiphakeni kwaye kuphela ekupheleni-phezulu. Ukufudumala kufuneka kube ngolu hlobo lulandelayo: i-collarbones kunye neentambo ziyancipha, isisu nesantya se-pelvic ziyaphunyezwa, ngoko iisisu zomzimba ziphumla kwaye kuphefumlelwa umoya omtsha. Le ndlela yokuphefumla iya kuba luncedo ngexesha lobasebenzi, xa ufuna ukuqina, kodwa ngexesha elifanayo, akukho ukunyakaza okuchukumisayo kwesithintelo.
Emva kokuba zonke izakhono zokuphefumula esiswini ziye zazi kakuhle, zitshintshela ekuhlanganiseni kunye nokunyakaza, umzekelo, ngokuzilolonga umzimba okanye ukuhamba. Emva koko, kufuneka ufunde imigaqo yokuphefumula ngokomoya.
Ukuphefumla kwezoqoqosho
Ngokweemfundiso ze-yogis zaseNdiya, ubude bokuba ngumkhuhlane kufuneka kube kabini ubude bokuphefumlelwa, ngelixa ikhefu elifutshane kufuneka lithathwe phakathi kokuphefumlelwa kunye nokuphefumlelwa. Oku kukuvumela ukuba uqokelele inani elikhulu le-carbon dioxide egazini, elinceda ukukhulula umonakalo. Ngoko ke, le nkqubo iya kuba luncedo ekuzalweni. Ukuqeqeshwa kwenkqubo yokuphefumula kufuneka kuqhutywe. Umzekelo, ukuba ibhinqa ithatha umoya ngomzuzwana 3, ngoko ixesha lokuphumayo kufuneka libe yimitha elithandathu. Kodwa kufuneka ufezekise ngoku, ngokunyuka ngoqeqesho ngalunye lwesibini. Isicwangciso esiqhelekileyo sokuphefumula kufanele sibe ngolu hlobo lulandelayo: imizuzwana emithathu yokuphuza, imizuzwana engama-6 ukuphuma kwimoya, imizuzwana emibili yekhefu phakathi kokuphuma nokuphefumlelwa. Ukuphucula umkhwa wokuphefumula okunjalo, kuya kuthatha ubuncinane iveki yoqeqesho.
Emva kokuqonda le ndlela, inqanaba elinganayo likhula ngokukhawuleza ixesha lokuphefumlelwa nokuphela. Ukuzivocavoca okunjalo kuya kunceda ngexesha lokubeleka, xa kuya kubakho ukuchukumisa, kunye nokuphefumula.
Ukuzivocavoca ngexesha lokukhulelwa kuya kunceda ukulungelelanisa imeko jikelele yowesifazane, ukususa ngezinye izihlandlo ezibangelwa ukungathandeki, kunye negalelo kwinkqubo eqhelekileyo yokuzalwa. Ukuzivocavoca okunjalo kufuneka kwenziwe kwansuku zonke ukwenzela ukuba ukuphefumula ngokufanelekileyo kube yendalo kunye nesimo somfazi okhulelweyo.