1. The dental unit is used in __________
(A) Dental department
(B) Orthopaedic department
(C) OPD
(D) ENT department
2. Dental unit has ______ basic hand pieces for dental treatment
(A) One
(B) Two
(C) Four
(D) Eight
3. ______ hand piece is used for removing the teeth particles inside the cavity
(A) Cutting
(B) None of these
(C) Polishing
(D) Grinding
4. ______ hand piece is used to make smooth the teeth inside the cavity
(A) Cutting
(B) Polishing
(C) Grinding
(D) None of these
5. The ______ is used to develop the air pressure for air pressure hand piece
(A) Compressor
(B) Jar
(C) Motor
(D) None of these