I-Tone, eyaziwa nangokuthi ithoni ye-vascular, ichaza ubukhulu kunye neyithethini yesitya segazi xa ixutywe ngokupheleleyo. Yonke imirhoxo kunye nemithanjeni ibonisa umlinganiselo othile wokuqhaqhazeka kwemisipha echaphazela ithoni yesitya.
Ithoni ye-Vascular iyahluka phakathi kwamalungu ahlukeneyo. I-tone ye-vascular ye-pulmonary system ingaba yohluka kuneyo ye-coronary vascular system.
I-tone ye-vascular yemithambo yegazi kunye nemithambo yegazi ibonisa indlela enzima ngayo intliziyo yokusebenza ukupompa igazi kuwo wonke umzimba. Xa kungekho nxamnye nemithambo yegazi, intliziyo iyakwazi ukupompa kakuhle, ukunciphisa ingozi yesifo senhliziyo. Ephakamileyo ukuchasana kwimithambo yegazi, kunzima ukuba intliziyo ifuthe, iphakamileyo ingozi yesifo senhliziyo.
Ukuxhatshazwa okukhulu kunxamnye neendonga ze-artery kuyaziwa ngokuba ngumfutho wegazi ophezulu okanye uxinzelelo lwegazi . Uxinzelelo lwegazi oluphezulu luya kuphazamisa iindonga zeetriyri ezinkulu, njenge-aorta kunye ne-carotids, kunye nezona zincinci, i-cerebral, i-coronary kunye ne-aral arteries. Ukunyuswa kwengcinezelo yegazi kwenza intliziyo isebenze nzima ukupompa igazi kuwo wonke umzimba.
Uxinzelelo lwegazi lunemibuzo emibini, inamba ephezulu yi- systolic kunye nenani eliphantsi li- diastolic . Iingoma zengcinezelo yegazi zi:
- Eziqhelekileyo: ngaphantsi kwama-120 ngaphezu kwama-80 (120/80)
- Ukunyuka kwesantya: 120-139 ngaphaya kwama-80-89
- Isigaba 1 somfutho wegazi ophezulu: 140-159 ngaphaya kwama-90-99
- Isigaba sesi-2 soxinzelelo lwegazi: 160 nangaphezulu ngaphezu kwe-100 nangaphezulu
Kubantu abaneminyaka engama-60 nangaphezulu, ukufundwa kwengcinezelo yegazi ephezulu ku-150 kwaye ngaphezulu kwe-90 nangaphezulu.
Iingozi Ze-Hypertension
Ukunyanzeliswa komfutho wegazi ophezulu kungabangela ukuba iirriyiti zibe zincinci, zinyanzele kwaye zingapheliyo.
Ngenxa yoko, intliziyo kufuneka isebenze nzima ukuhambisa igazi ngomzimba. Oku kunokubangela ukuphazamiseka, ukuhlasela kwentliziyo, kunye nokuhluleka kwentliziyo. Ukungaphumeleli kwentliziyo kungonakalisa iintso, kubangele iingxaki ngombono, kwaye kukuchaphazele imemori.
Unyango lwe-Hypertension
Injongo kukuzisa uxinzelelo lwegazi kwizinga elingaphantsi kwama-140/90 mmHg. Izigulane ezinezifo ezingapheliyo ezifana nesifo sikashukela okanye isifo sesifo kufuneka silwele injongo engaphantsi kwama-130/80 mmHg. Ezinye izigulane zingadinga iimithi ezininzi.
Amayeza asetyenziswe ukufikelela kumanqanaba oxinzelelo lwegazi aquka:
- Uhlobo lwe-Thiazide-type diuretics
- ACE inhibitors
- I-Angiotensin II i-receptor blockers
- Beta blockers
- Abagcini bezithuthi zeCalcium
- Renin inhibitors
Amachiza okunciphisa uxinzelelo lwegazi kumanqanaba amkelekileyo aya kugqitywa ngabaqeqeshi bezonyango.
Ukunyangwa kwe-Hypertension nge-Lifestyle Modifications
Ngokuthatha indima ebalulekileyo ekunyamekeleni kwabo, izigulana zinokukunceda ukunciphisa ingozi yokhuseleko lwentliziyo ngokwenza izilungiso ezilandelayo:
- Ukulahlekelwa isisindo
- Ukutya izithelo ezininzi, imifuno
- Ukutya iimveliso zobisi ezincinci
- Ukunciphisa izinga lokutya kwe-sodium
- Ukusebenzisa rhoqo
- Ukusika utywala
- Ukuyeka ukutshaya
Amachiza kufuneka athathwe rhoqo kwaye izigulane akufanele zithinte umthamo.