I-carbon monoxide inobungozi obuthathaka?
I-carbon monoxide (CO) igesi enetyhefu, engenakubalabala kunye nengenangqungquthela eveliswayo xa kubakho ukutshisa okungaphelelanga kwamafutha e-carbon. Kukho emoyeni wangaphandle nangaphandle ngaphandle kwezinto ezifana nokutshatyalaliswa kwezimoto, izitofu zerhasi, izitofu zokutshisa izitye, iifubhi kunye nomsi wesigare , onokuba nezinga eliphezulu zekhabhoni monoxide.
I-Carbon Monoxide kwiBhunga laBantu
Xa i-carbon monoxide iphefumlelwe emiphakeni, ibopha i-hemoglobin kwiiseli ezibomvu zegazi ukwenza i-carboxyhemoglobin (COHb) ethunyelwa kwigazi.
Xa oko kwenzeka, i-oksijini ayikwazi ukubopha kunye nama-receptors kwiseli efanayo. Kwaye ngenxa yokuba i-CO ihamba ngokukhawuleza xa ibopha i-hemoglobin ngaphezu kwe-oksijeni (malunga nama-200 ngokukhawuleza), xa i-CO ikhona kwimiphunga, iphumelela kwiinqamu zegazi ezimvu. Le nkqubo inciphisa amandla okwenza oksijini egazini.
I-carbon monoxide ikhawuleza ukudibanisa kunye neeseli ezibomvu zegazi kodwa ihamba ngokukhawuleza ukuphuma emzimbeni, ithatha ixesha elininzi njengomhla wokukhupha kwimiphunga.
Ubuninzi bekhabhoni monoxide egazini legazi le nto umzimba we-oksijini kunye nezona zimbi kakhulu, zingabangela ukufa.
I-Carbon Monoxide kwiBhunga likaTshwala
Inqanaba eliqhelekileyo le-COHb egazini ukusuka ekungciphekweni kwendawo yendalo kwi-carbon monoxide ingaphantsi kwepesenti enye.
Kubantu ababhemayo, izinto ezinjenge-brand, zingaphi iigarethi zitshiza kwaye inani lexesha phakathi kwe-cigarettes lingabangela ukuba i-COHb saturation egazini ibe phezulu. Ipakethi umsi wokutshaya usenokuba ne-3% ukuya kwi-6% yezinga le-COHb egazini, iipakethi ezimbini ngosuku, i-6% ukuya kwi-10%, kunye neepakethi ezintathu ngosuku, ubuninzi be-20%.
Imiphumo yempilo ye-CO saturation egazini elingaphezu kwe-1% ingabangela iimpawu ezibonakalayo ezibonakalayo, njenge:
- Ukongeza kwenani lentliziyo phakathi kwe-1% ukuya ku-5%.
- Ukunyamezela okunciphise ukusetyenziswa phakathi kwe-2% ukuya kwi-15%.
- Intloko kunye nokuphazamiseka okubonakalayo kunokuvela kumazinga aphezulu e-CO-saturation-phakathi kwe-15% ukuya kuma-20%.
Ukungabikho kwe-oksijini kwiseli kunyanzelisa intliziyo ukuba isebenze nzima ukuhambisa i-oxygen emzimbeni, okwenza i-CO ibe negalelo elikhulu kwisifo senhliziyo, kuquka ukuhlaselwa kwentliziyo kunye ne- atherosclerosis .
Umsi wesibini ungabandakanyeka amanqanaba aphezulu e-CO, ngoko-ke abo abangafuni ukutshaya abaphefumlayo kwi-ETS baya kunyusela ama-CO egazini lawo.
Ngaba Ukubhema Kungabangela I-Carbon Monoxide Poisoning?
Ewe, kunokwenzeka ukuba uxhatshazwe utywala we-CO kwi-cigarette ukutshaya i-cigaret if i-cigarette enkulu inokutshaya ngokulandelelana ngokukhawuleza kwisithuba esipheleleyo. Kwabaninzi ababhemayo, nangona kunjalo, iimpawu ze-CO eninzi kwigazi labo, njengentliziyo yokugijima, iintloko, kunye neentlanzi ziza kubangelwa kwaye zibenciphe ukutshitshisa ekutshitsheni ngokwaneleyo ukuba zingadingi uncedo lwezokwelapha.
Kwimeko enye ebhaliweyo, ibhinqa lenze uhambo oluya kwiphedlele yongxamisekileyo kwisibhedlele sasekuhlaleni ngoba wayeziva ehlaziyekileyo kwaye eneentloko. Umsebenzi wegazi ubonakalise izinga eliphezulu le-carbon monoxide egazini lakhe. Indlu yakhe yayihlolwe i-carbon monoxide leakide kwaye akukho namnye yafunyanwa.
Kwiveki kamva wabuyela esibhedlele eneempawu ezifanayo. Ngeli xesha, i-carbon monoxide egazini layo yayingama-25 ekhulwini. Akumangalisi ukuba wayeziva ehle kakhulu. Wayengumsila ogqithisileyo weepakethe ezimbini ngosuku kwaye wayebhema iigareyi ezininzi ngexesha elifutshane.
Ugqirha wamphatha nge-oxygen waza wabuya, kodwa indlela yodwa yokulungisa ingxaki yakhe kwithuba elide kwakuwukuyeka ukutshaya.
Iimpawu zeCarbon Monoxide Poisoning
Amanqanaba aphantsi aphethwe yi-CO anokubangela:
- ukukhathala
- ukwanda kwentlungu yesifuba kubantu abanesifo sengqondo esingapheliyo
Ngomnye umntu onempilweni, ukunyusa amanqanaba aphezulu e-carbon monoxide kungabangela iimpawu ezinjengomkhuhlane (kungabi namkhuhlane) njenga:
- intloko
- ukungcola
- ubuthathaka
- kulala
- isicaphulelo
- ukuhlanza
- kudideka
- ukudideka
Kwimilinganiselo ephakamileyo kakhulu, ukunyuka kwe-carbon monoxide kuya kubangela ukulahlekelwa yintliziyo kunye nokufa, ngoko kubalulekile ukufumana unyango xa unamava apha ngasentla.
ILizwi
I-carbon monoxide ingenye yeekhemikhali ezinobungozi kumsi wesigare.
Kuza kube namhlanje, ngaphezu kwama-7,000 amakhemikhali ekhemikhali, ama-250 awo ayaziwa ukuba anetyhefu aphezulu ukuya kuma-70 afunyenwe njengama-carcinogens ayaziwa ukuba abekho kumsi wesigare.
Ukuba usaguba, sebenzisa olu lwazi kukukunceda uqonde isigqibo sakho sokuyeka ngoku. Izibonelelo ezingezantsi ziya kukunceda uqalise.
Musa ukwesaba ukuyeka ukutshaya . Abanye baye benza ngempumelelo. Unako.
Imithombo:
I-American Journal yeSayensi. I-Carbon Monoxide Inetyhefu ephindaphindiweyo esuka kwiCigarette Smoking. Umqulu 340, iNqaku 5, uNovemba 2010, iphepha 427-428.
I-Arhente yeZifo eziNobungozi kunye neRejista yeGciwane. Ingxelo yeMpilo kaRhulumente yeCarbon Monoxide.
Inkqubo yoLawulo lwezoTywala yeNew York. I-cigarette Ukubhema, i-Carbon Monoxide kunye neMpilo Yakho.