Video: Dab tsi yog alpha thiab beta blocker?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Alpha thiab beta dual txais thaiv yog subclass ntawm beta-blockers uas feem ntau siv los kho ntshav siab (BP). Cov tshuaj hauv chav kawm no suav nrog carvedilol (Coreg), labetalol (Trandate) thiab dilevalol (Unicard).
Ib yam li ntawd, alpha thiab beta blockers ua haujlwm li cas?
Beta blockers ua haujlwm los ntawm kev thaiv cov teebmeem ntawm cov tshuaj epinephrine, tseem hu ua adrenaline. Beta-blockers ua rau koj lub plawv dhia qeeb qeeb thiab tsis muaj zog, uas txo cov ntshav siab. Beta-blockers kuj pab qhib koj cov leeg thiab cov hlab ntsha kom txhim kho cov ntshav ntws.
Tom qab ntawd, lo lus nug yog, koj puas tuaj yeem siv alpha thiab beta blockers ua ke? Qee zaum, a beta - blocker yog ua ke nrog ib qho alpha - blocker . Qhov no tej zaum yuav pab tau rau cov txiv neej uas muaj ntshav siab thiab loj prostate. Cov alpha - blocker yuav pab tau ob qho teeb meem tib lub sijhawm. Lwm qhov kev sib txuas yuav suav nrog ACE inhibitor nrog thiazide diuretic.
Kuj paub, qhov txawv ntawm alpha blocker thiab beta blocker yog dab tsi?
Alpha - beta - thaiv Lawv thaiv kev khi ntawm catecholamine cov tshuaj hormones rau ob qho tib si alpha - thiab beta -cov neeg txais. Yog li ntawd, lawv tuaj yeem txo qis cov hlab ntshav zoo li alpha - thaiv ua. Lawv kuj qeeb tus nqi thiab lub zog ntawm lub plawv dhia zoo li beta - thaiv ua.
Dab tsi yog alpha thiab beta receptors?
Hom mob siab rau lossis adrenergic cov receptors yog alpha , beta 1 thiab beta 2. Alpha - cov receptors nyob rau ntawm cov hlab ntsha. Thaum lub alpha receptor yog txhawb los ntawm epinephrine los yog norepinephrine, cov hlab ntsha constrict. Qhov no ua rau kom ntshav siab thiab cov ntshav rov qab mus rau lub plawv.
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