MDS PREP
When hot nail is placed on the vital tooth surface
1) There is increase in intrapulpal pressure followed by decrease to above normal
2) There is increase in intrapulpal pressure followed by decrease to normal
3) There is increase in intrapulpal pressure followed by decrease to below normal
4) None of the above
Endodontics
Answer: 1
Nerves in pulp are
1) All unmyelinated
2) Resistance to necrosis
3) Evenly distributed in pulp
4) All of the above
Endodontics
Answer: 2
A cross section of cervical third of pulp canal of maxillary second premolar resembles
1. Ellipse
2. Square
3. Circle
4. Tirangle
Endodontics
Answer: 1
Following are true for K-type file root canal instrument except
1. It is used for machining of dentin
2. The number of flutes on the blade is more in file than reamer
3. The file are fabricated from square or triangular crossection wire
4. Have more flexibility
Endodontics
Answer: 1
K-flex file is traditionally made from which shaped blank
1. Diamond
2. Triangular
3. Square
4. All of the above