a. Delay on the tooth spliced in a fixed partial denture b. Endodontic related c. Risk of uncertain restoration d. All the above Ans d 553.
Increase in number of abutment
a. Increase the risk of uncertain restoration b. Decrease the risk of uncertain restoration c. No effect on restoration d. None Ans b
554.
Key positions when adjacent teeth are missing
a. Ist molar & Ist premolar site b. Focusers & premolar site c. Canine & Ist molar site d. All the above. Ans c
555.
According to Misch,Arch is divided in to
a. 4 segments b. 5 segments c. 2 segment d. 0 segment Ans b 556. When a 25 lb fore is applied on a 10mm continence, the moment fore on the abutment.
a. b. c. d. ans b
same as 25 lb increase to 250 lb reduce to zero none of the above