Igama elithi "R.V." ingaba nezincazelo ezehlukene kuye ngokuthi isetshenziswe kusiphi isimo. Nazi izincazelo ezimbalwa ezingaba khona:Ukuguquguquka Okungahleliwe - In theory kanye nezibalo okungenzeka, R.V. isifinyezo "seguquguqukayo esingahleliwe," okuguquguqukayo okungaba amanani akho anqunywa ukusabalalisa okungenzeka.Imoto Yokuzijabulisa - R.V. ibuye isetshenziswe ngokujwayelekile njengesifinyezo "semoto yokuzijabulisa," okuyimoto noma inqola efakwe izindawo zokuhlala nezinsiza zokukhempa noma zokuhamba.Resident Visa - R.V. ingase futhi ibhekisele "kwi-visa yokuhlala," okuwuhlobo lwe-visa oluvumela umuntu ukuthi ahlale futhi asebenze kwelinye izwe isikhathi eside.Kunene I-Ventricular - Kwezokwelapha, i-R.V. ingaphinda imele "i-right ventricular," okusho igumbi elingakwesokudla lenhliziyo elamukela igazi emzimbeni futhi lilimpompa emaphashini.Inani Elingokoqobo - Kwezomnotho kanye nezezimali, uR.V. ingase imele "inani elitholiwe," okuyinani langempela elitholwe ekuthengisweni noma ekuchithweni kwempahla, uma kuqhathaniswa nenani layo elilinganiselwe noma lethiyori.