Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Ihe na-eme n'ahụ́: Ọrịa akwara na akwara ozi nwere njikọ chiri anya. Ọkpụkpụ ọbara na-adabere n'ọrụ akwara na-arụ n'ụzọ kwesịrị ekwesị, akwara na-adaberekwa n'ọbara na-erugharị n'ụzọ kwesịrị ekwesị. Mgbanwe mbụ nke ọrịa na-eme n'obere arịa ọbara bụ mkpụmkpụ nke arịa ọbara. Ka ọrịa ahụ na- aga n' ihu, nkwarụ nke akwara ozi na- ejikọta nnọọ n' ụzọ chiri anya na mmepe nke nsogbu akwara ọbara, dị ka mkpụkọ nke akpụkpọ ahụ nke ala akwara ọbara na hyperplasia endothelial, bụ́ ndị na- atụnye ụtụ n' ibelata nrụgide oxygen na hypoxia. Neuronal ischemia bụ ihe e ji mara ọrịa akwara na- akpata ọrịa shuga. Ihe ndị na- eme ka arịa ọbara na- emeghe (dịka, ndị na- egbochi ACE, ndị na- emegide α1) pụrụ iduga n" imeziwanye ọbara na- aga n" akwara ndị na- eme ka akwara na- arụ ọrụ nke ọma, nke a na- emekwa ka ọ na- emeziwanye ngwa ngwa akwara na- arụ ọrụ. Ya mere, obere arịa ọbara na-adịghị arụ ọrụ na-amalite n'oge ọrịa shuga, na-aga n'ihu na-aga n'ihu na nsogbu nke akwara, ma nwee ike zuru ezu iji kwado ịdị njọ nke mgbanwe, arụ ọrụ, na mgbanwe ahụike a na-ahụ na ọrịa neuropathy.  Ajụjụ: Gịnị ka ihe ndị na-eme ka arịa ọbara gbasaa na-eme ka ọbara na-eru n'ụbụrụ?
na - eduga n'imeziwanye ihe