MDS PREP
RC-prep is a combination of
1. EDTA with carbamide periodide
2. EDTA with hydrogen periodide
3. EDTA with sodium hypochlorite
4. EDTA with urea periodide
"Tug back" during obturation refers to
1. Consistency of master cone
2. Apical seat fit of master cone
3. Size of the master cone
4. Length of the master cone
Endodontics
Answer: 2
Which strain of yeast is found in the root canal
1. Candida alibicans
2. Cryptococcus
3. Histoplasma
4. Actinomyces
The success of calcium hydroxide pulpotomy is determined by
1. Formation of a calcification bridge
2. Formation of hard base to support the restoration
3. Continuation of root formation & apexogenesis
4. All of the above
Endodontics
Answer: 3
Enamel fracture without tooth structure loss or incomplete enamel fracture results from
1) Concussion
2) Avulsion
3) Subluxation
4) None of the above
Endodontics
Answer: 1
The mesiolingual root canal of the mandibular 1st molar is found under the
1. Mesiolingual cusp
2. Mesiobuccal cusp
3. Central groove
4. Mesiolingual ridge