Isixhumanisi seketango elisontekile sisetshenziselwa ukuxhumanisa izinsimbi kusivikeli mandla, noma ukuxhumanisa isivikelo nesixhumi socingo oluphansi nezinsimbi eziqinile ezingalweni noma ezakhiweni ezizithobayo. Ukufakwa kwesixhumanisi kunohlobo olukhethekile nohlobo olujwayelekile ngokuya ngesimo sokukhweza. Uhlobo olukhethekile luhlanganisa i-ball-eye kanye nesokhethi-iso elixhumanisa nama-insulators. Uhlobo olujwayelekile luvamise ukuba wuhlobo oluxhumeke ngephini. Anamamaki ahlukene ngokomthwalo futhi angashintshaniswa ngebanga elifanayo.