▁ ▁Canada ▁Green ▁Building ▁Council ▁ ▁Ener Gu ide ▁ ▁Energy ▁Star ▁for ▁New ▁Hom es ▁ ▁References ▁ ▁External ▁links ▁ ▁NR Can ▁Office ▁of ▁Energy ▁E ffic iency : ▁About ▁R - 2 0 0 0 ▁ ▁CH BA ' s ▁R - 2 0 0 0 ▁website ▁ ▁Category : Environment ▁of ▁Canada ▁Category : Const ruction ▁industry ▁of ▁Canada ▁Category : Real ▁estate ▁in ▁Canada ▁Category : S ust ain able ▁building ▁in ▁Canada <0x0A> </s> ▁D ental ▁assist ants ▁( also ▁known ▁as ▁dent al ▁n urs es ) ▁are ▁members ▁of ▁the ▁dent al ▁team . ▁They ▁may ▁support ▁a ▁dent al ▁operator ▁( such ▁as ▁a ▁dent ist ▁or ▁other ▁tre ating ▁dent al ▁auxili ary ) ▁in ▁providing ▁more ▁efficient ▁dent al ▁treatment . ▁D ental ▁assist ants ▁are ▁distinguished ▁from ▁other ▁groups ▁of ▁dent al ▁auxili aries ▁( such ▁as ▁dent al ▁ther ap ists , ▁dent al ▁h yg ien ists ▁and ▁dent al ▁techn icians ) ▁by ▁differ ing ▁training , ▁roles ▁and ▁patient ▁scop es . ▁ ▁History ▁ ▁The ▁first ▁dent al ▁assistant ▁▁ ▁The ▁first ▁dent al ▁assistant ▁in ▁modern ▁history ▁is ▁believed ▁to ▁trace ▁back ▁to ▁ 1 8 8 5 . ▁Dr ▁Edmund ▁K ells , ▁a ▁pione ering ▁dent ist ▁operating ▁from ▁New ▁Orleans , ▁en list ed ▁the ▁help ▁of ▁his ▁wife , ▁Mal v ina ▁C uer ia ▁to ▁assist ▁him ▁during ▁dent al ▁procedures . ▁The ▁dent al ▁field ▁was ▁initially ▁domin ated