Kalmar "Musculus" ita ce ainihin sunan kimiyya don linzamin kwamfuta na gida. Kalmar Latin ce da ake amfani da ita wajen yin nuni ga wannan ƙaramar dabbar dabbar da ke shayarwa, wadda aka santa da huɗar hancinta, da ƙananan kunnuwa masu zagaye, da kuma wutsiya mai tsayi, sirara, kuma kusan babu gashi. Ana samun beran gidan a duk faɗin duniya kuma ana ɗaukarsa a matsayin kwaro saboda yanayinsa na mamaye gidaje da tsarin ɗan adam.