Mau Otsogolera Njira ya khosi lachikazi ndi gawo lofunikira kwambiri la ntchafu ya munthu. Kapangidwe kameneka kamakhala ndi gawo lofunika kwambiri pakuyenda, kuyenda, ndi kusasunthika. M'nkhaniyi, tikambirana tsatanetsatane wa khosi la femoral, ndikufufuza momwe thupi lake, ntchito yake, imakhalira.