Izidakamizwa ezisetshenziselwa i-vasodilation

Amakhambi wezokwelapha nezomuntu we-vasodilation.
Ukulungiswa kwe-vasodilatation kunciphisa ithoni yemisipha yezindonga zabo ukwandisa imvume emithanjeni, ama-capillary kanye nemithambo yegazi nokuthuthukisa ukugeleza kwegazi. Umzimba wethu uhlale ugcina leli toni, kodwa ukuphazamiseka ohlelweni lwezinzwa kungabangela ukuphazamiseka kwe-tonus. Kunezinhlobo ezimbili zemithi ye-vasodilator ethinta izitsha ngezindlela ezahlukene.

Uhlobo lokuqala luyathinta ngokuqondile izintambo zesisindo futhi lukhubaza izimpendulo. Owesibili uthinta ngokuqondile imisipha ezitsheni.

Izimo zezinkinga zamathambo ezinthambo

Ngezikhathi ezivamile, umzimba ngokwawo ulawula ukugxila nokwandiswa kwezikebhe. Kodwa ngezinye izikhathi kunezimo lapho ithoni yabo kufanele ilawulwe khona izindlela ezikhethekile.

Kunezinhlobo zezifo ezithinta ngokuqondile le nqubo:

Uhlu lwemithi

Isimboni samanje samakhemikhali senza imithi eminingi engathinta izitsha futhi yandisa. Izindlela ezinjalo zizinhlobo eziningana.

  1. Ukuthinta izintambo zezinzwa. Ngenxa yokuthatha izidakamizwa ezinjalo, umsebenzi wesimiso sezinzwa ujwayelekile futhi ukugeleza kwegazi kuqiniswa. Lezi zidakamizwa zifaka i-validol, i-reserpine nezinye izidakamizwa eziningi ezifanayo.
  2. Ukusebenza emisipha ezindongeni zezitsha. Lezi zihlanganisa i-papavirin ne-dibazol.
  3. Ukulungiswa kwesenzo esihlangene. Njengoba igama liphakamisa, alithinteli kuphela isikhungo sezinzwa namafayili, kodwa nezitshalo ngokwabo. Isidakamizwa esivame kakhulu salolu hlobo yi-nitroglycerin.

Amakhambi omphakathi wezwi le-vascular

Nakuba izidakamizwa ezinjalo azikwazi ukusetshenziswa njengendlela eyinhloko yokwelashwa futhi zidlale indima ewusizo kuphela ekwelapheni. Kunoma yikuphi, kudingeka udane nodokotela kusengaphambili, njengoba izitshalo ezithile zokwelapha zingahambisani nokusetshenziswa kwemithi yamakhemikhali.

Ukwamukela noma yimiphi imithi ekwazi ukulawula ithoni yemikhumbi kufanele iqaliswe kuphela emva kokuvakashela kudokotela. Imithi ingabangela imiphumela engathandeki, futhi ukudlula ngokweqile kungaba yingozi emzimbeni.

Okufanayo kusebenza kumakhambi abantu. Kunoma yikuphi, kungcono ukuqinisa umzimba kusengaphambili futhi ulungiselele ukuthi uma uneminyaka yobudala, ithoni ye-vascular yehla futhi idinga ukuvikelwa okwengeziwe.