Sisitemu yo kumurika (ALS) itanga igice cyingenzi cya sisitemu yumutekano wo guhaguruka kugirango yemere umuderevu kuva mubikoresho akajya kuguruka mugihe cyo kugwa. Dutanga uburyo bworoshye bwa sisitemu zujuje ubuziranenge mpuzamahanga kandi zemeza ko ibyo ukeneye byo gucana byujujwe muri iki gihe ndetse no mu gihe kizaza. Bikubiyemo amatara arenga imbibi, amatara akurikirana, amatara ya PAPI, amatara yegereye, amatara yerekana imirasire yumuyaga hamwe na conone yumuyaga. Buri bwoko bwokwegera amatara bukora intego zitandukanye, ukurikije uko ibintu bimeze. Amatara yegera ni umweru cyangwa umutuku wamabara, hamwe bihamye cyangwa bimurika.