2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Cov lus teb ntawm R2 tom qab lidocaine yuav tsis tas yuav xoom vim nws tau sau cov lej ntawm txhua qhov kev ua tau zoo thiab qee qhov axons yuav tsis cuam tshuam. Cov hlab ntsha yog ib pob ntawm axons, thiab qee cov hlab ntsha tsis tshua nkag siab rau lidocaine.
Lidocaine cuam tshuam li cas muaj peev xwm ua tau?
Ntxiv lidocaine yog li ua rau lub cell puas tsimqhov ua haujlwm me me, lossis tiv thaiv cov cell puas los ntawm kev tsim cov peev txheej ntawm txhua qhov.
Lidocaine ua li cas rau qhov hluav taws xob-gated Na+?
Lidocaine, uas tau siv hauv kev kho mob rau ntau tshaj 60 xyoo, yog ib qho ntawm cov tshuaj loog siv hauv zos thiab muaj txiaj ntsig zoo rau kho ventricular arrhythmias. … Lidocaine khi rau qhov hluav taws xob-gated sodium channels hauv 1: 1 zam thiab tiv thaiv kev ntws ntawm sodium ions los ntawm cov channel pore.
Lidocaine ua li cas rau qhov hluav taws xob-gated Na ntxiv cov kev cuam tshuam lidocaine txawv li cas ntawm TTX?
Lidocaine thaiv qhov kev nthuav tawm ntawm Na + los ntawm qhov hluav taws xob-gated Na + channels. Qhov txawv ntawm TTX thiab lidocaine yog tias lidocaine cov nyhuv yog thim rov qab. Qhov voltage-gated Na + raws ntawm qhov kev txhawb nqa thiab R1 tsis cuam tshuam los ntawm TTX.
Puas lidocaine muaj zog dua TTX?
Nyob rau hauv txhua rooj plaub, TTX muaj txiaj ntsig ntau dua los txo V,,, tshaj lidocaine. Cov nyhuv ntawm lidocaine txo V,,, yog paub rauyuav frequency dependent (13). … Cov txiaj ntsig no qhia tau hais tias lidocaine txo qis kev ua haujlwm ntev ntawm txhua zaus thiab tseem tuav tau qhov cuam tshuam ntau zaus ntawm V,,,.
Pom zoo:
Puas yuav taw tes rau sab qaum teb ntawm sab qab teb hemisphere?
Yooj yim compasss siv nyob rau hauv sab qab teb hemisphere muaj sab qaum teb qhov kawg ntawm rab koob hnyav los tiv thaiv qhov no. Qhov tseeb, cov neeg tsim khoom ntawm cov compasss kho lawv rau tsib thaj chaw sib cais. Cov hlau nplaum sib nqus siv los ntawm cov neeg tshawb nrhiav ntawm Asmeskas Sab Hnub Poob tau hnyav rau siv hauv North America.
Kaifeng sab qaum teb lossis sab qab teb Suav teb?
Kaifeng nyob rau sab qab teb ntawm North Tuam Tshoj Plain , mus rau sab qab teb ntawm tus Huang He Huang He Lub Huang He yog tus dej thib ob ntev tshaj plaws nyob suav teb. (Tus Dej Yangtze yog qhov ntev tshaj plaws.) Lub npe Huang Nws txhais tau tias "
Nyob rau toj siab ntawm India los ntawm sab qab teb mus rau sab qaum teb?
Raws li cov ntaub ntawv qhia txog toj siab Indian, qhov kev txiav txim ntawm toj siab ntawm Is Nrias teb los ntawm sab qab teb mus rau sab qaum teb yog Karnataka- Maharashtra-Bundelkhand. 3 toj siab hauv Is Nrias teb yog dab tsi? 'Lub Chotanagpur Plateau', 'Lub Deccan Plateau' thiab 'Meghalaya Plateau' yog peb lub toj siab hauv Is Nrias teb.
Leej twg hais kom cov neeg sab qab teb rov qab nrog cov neeg qaum teb?
Robert E. Lee - Hais kom cov Southerners reconcile nrog cov Northerners thaum kawg ntawm tsov rog thiab rov sib sau ua ib lub union thaum ib txhia xav mus ua rog; Tau los ua tus thawj tswj hwm ntawm Washington College, uas tam sim no hu ua Washington thiab Lee University.
Lub hiav txwv twg yog tus ciam teb sab qab teb ntawm Is Nrias teb?
South Is Nrias teb yog ib ceg av qab teb nyob rau hauv daim duab peb sab inverted loj, ciam teb rau sab hnub poob los ntawm hiav txwv Arabian, nyob rau sab hnub tuaj ntawm Bay of Bengal thiab sab qaum teb los ntawm Vindhya thiab Satpura ntau yam.
