Inhliziyo iyimisipha emangalisayo eshaya izikhathi ezingaba ngu-100 000 ngosuku. Kuyinto ipompo eliyinkimbinkimbi ekwazi ukulungisa ukucindezela kwegazi, ukugeleza, kanye nevolumu ukuze unike umzimba wakho ngegazi lonke elidinga. Inhliziyo yakho ijwayele ukulungisa lokho okwenzayo kanye nesimo somzimba wakho. Njengoba ukhula, inhliziyo yakho ishintsha izidingo zomzimba omdala.
Lezi zinguquko ziza ngokuhweba, okwenza inhliziyo isengozini kakhulu kwezinye izifo nezinye izinkinga.
Umsebenzi Wenhliziyo Yakho
Nsuku zonke inhliziyo yakho kufanele ishaye izikhathi ezingaphezu kuka-100 000 ukupompa amagremu angu-1 800 egazi ngamakhilomitha angaba ngu-60 000 (uma isethelwe ekupheleni) kwemithambo yegazi. Inhliziyo yakho futhi kufanele iguqule izinga futhi iqine lapho iphoyisa ngokusekelwe ezingeni lakho lomsebenzi. Njengoba sikhula, izinguquko emzimbeni zidinga ukuthi inhliziyo iguqule ukuthi isebenza kanjani. Isibonelo, i-fatdup of fat in the arteries, eyaziwa ngokuthi i- atherosclerosis , ibangela inhliziyo ukuba isebenze kanzima ukupompa lonke lelo gazi ngamatayipi amancane.
Inhliziyo Ekhulile
Isifo senhliziyo yisisusa esiholela ekufeni. Njengoba sikhula, inhliziyo yethu inxephezela imishanguzo egxilile ngokusebenza kanzima futhi ikhulise umfutho wegazi. Lezi zinguquko zibeka inhliziyo engozini futhi ithinte izinga lethu lokuphila:
- Amaphesenti angu-40 okufa kwabantu abaneminyaka yobudala engama-65 kuya ku-74 abavela ezifweni zenhliziyo (amaphesenti angu-60 kulabo abangaphezu kuka-80).
- Kusukela eminyakeni engu-20 kuya ku-80, kunama-50% okunciphisa amandla emzimbeni wokuzivocavoca ngamandla
- Ngama-20s akho, isilinganiso senhliziyo esiphezulu siphakathi kokushaya okungu-180 no-200 ngomzuzu. Ngama-80, kungu-145.
- Inhliziyo eneminyaka engu-20 ingakwazi ukukhipha amandla angu-3.5 kuya kwangu-4 amandla okuphumula kwenhliziyo. Uneminyaka engu-80 ubudala angakwazi ukukhipha amandla okuphindwa izikhathi ezimbili.
Imishanguzo ekhulile
Imishanguzo ithatha igazi eline-ogijeni elicebile kude nenhliziyo futhi liyikhulule emzimbeni. Njengoba sikhula, imithambo yethu iba yinkinga futhi iguquguquke. Lokhu kubangela ukuthi ukucindezeleka kwegazi kukhule. Inhliziyo kufanele ivumelane nokunyuka kwengcindezi yegazi ngokucindezela kanzima nokushintsha isikhathi se-valve zayo. Lezi zinguquko zishiya inhliziyo ibe yingozi kakhulu. Ukuze uhlale usemusha enhliziyweni , vimbela imishanguzo yakho ngu:
- Ukusebenzisa
- Ukulawula umfutho wegazi lakho
- Ukubuka i-cholesterol yakho
Ukuqina kwe-Ventricle Kwesobunxele
Abacwaningi baye baqaphela ukuthi udonga lwe-ventricle yangakwesokunxele yenhliziyo luba lukhulu kakhulu ngobudala. Lokhu kuqina kuvumela inhliziyo ukuba iphompe ngamandla. Njengoba izitsha zethu zegazi zikhula, ziba nomfutho obangele ukucindezela kwegazi. Inhliziyo ihlaziya lokhu ngokuqina futhi iqhume ngamandla.
I-Mitral Valve ivala kancane kancane
I-valve ye-mitral ivala kancane kancane ngokuguga. Lokhu kungenxa yokuthi izinga lokugeleza kwegazi kusuka ku-ventricle kwesokunxele liyancipha njengoba liphindaphinda kancane kancane. Iphindaphinda kancane kancane ngoba ikhula ngokweqile ngobudala (bheka ngenhla).
Ukuzivocavoca Ikhono Linciphisa
Njengoba inhliziyo ikhula, ingakwazi ukuphendula ngokushesha imilayezo yamakhemikhali evela ebuchosheni. Abacwaningi abazi ukuthi kungani inhliziyo engaphenduli ngokusheshisa emilayezo ukusheshisa nokulungiswa komsebenzi okwandisiwe.
Umphumela umzimba awukwazi ukuwusebenzisa isikhathi eside noma ngokujulile njengangaphambili. Lokhu kubonisa njengokuphefumula - isibonakaliso sokuthi igazi elicebile oksijini alihambeli ngokwanele emzimbeni ngoba amaphaphu azama ukuphefumula emoyeni owengeziwe.
"Ukuhlala" I-Low Rate Lowers
Ukushaya kwenhliziyo yomuntu omdala ngenkathi ehlezi kuyashesha kunomuntu osemncane (kodwa okufanayo lapho elele phansi). Kucatshangwa ukuthi lokhu kuhamba kancane kuncike ekunciphiseni kwenhliziyo-ukukhulumisana kobuchopho ngoba izicubu ezinamafutha nezidakamizwa ziye zazakhela phezu kwemizwa ehlangene nenhliziyo nobuchopho. Ukuze inxephezele, inhliziyo yenza inani legazi lisakaze ngokukhulisa i- diastolic yegazi.
Inhliziyo Ayikwazi Ukucindezela Ngokulinganisela
Ngenxa yokwanda kwe-diastolic blood pressure, inhliziyo ibuye ikhulume kakhulu ngokushaya, ukunikeza ipompo elinamandla ukuze kube nokukhwabanisa okunamandla ukupompa umthamo wegazi okwedlulele (obizwa nge-Frank-Starling mechanism). Kodwa ngenxa yokucindezela okukhulu kwe-diastolic, inhliziyo ayikwazi ukucindezela ngokuqinile.
Inhliziyo ikhulisa
Inhliziyo yempilo eneminyaka engu-70 enempilo inezingqamuzana ezingamaphesenti angu-30 ambalwa kunenhliziyo eneminyaka engu-20 ubudala. Lapho amangqamuzana enhliziyo efa, amanye amangqamuzana kumele athele futhi akhule ukuze ahlale exhunyiwe. Amaseli enhliziyo yomuntu omdala angaba ngamaphesenti angaba ngu-40 amakhulu kunomuntu omncane.
Gcina Inhliziyo Yakho Iphilile futhi iguqula isifo senhliziyo
Inhliziyo yakho inempilo nje kuphela emithanjeni yakho. Sebenza kanzima ukugcina imishanguzo yakho iphilile nge:
- Ukulawula umfutho wegazi lakho
- Ukuthuthukisa i- cholesterol yakho
- Ukusebenzisa
- Ukuphumula
- Ukufunda ukudla okunempilo enempilo
> Umthombo:
> I-National Institute on Aging: Inhliziyo Ekhulile Ne-Arteries