Izi zimapangidwa ndi chubu chapampu, chubu choperekera magazi ku aorta, chubu choyamwa mtima chakumanzere, chubu choyamwa mtima chakumanja, chubu chobwerera, chubu chosinthira, cholumikizira chowongoka ndi cholumikizira njira zitatu, ndipo ndi yoyenera kulumikiza makina opangira mtima-mapapo osiyanasiyana. zida kupanga arteriovenous magazi dongosolo kuzungulira pa extracorporeal magazi kwa opaleshoni ya mtima.