MDS PREP

Most common cause of persistent false positive cultures is due to
1. Contamination with saliva
2. Cultural reversal
3. Contaminated culture media
4. Improper penetration of absorbent paper

Endodontics Answer: 1

A negative response of an electric pulpal testing immediately after injury
1) Temporary due to interruption of neural transmission
2) Temporary due to interruption of blood supply
3) Indicates pulp is non-vital
4) None of the above

Endodontics Answer: 1

The most common error seen during access cavity preparation of mandibular incisors is
1) Perforation of the lingual or labila walls
2) Gouging of pulpal contents
3) Tooth fracture
4) All of the above

Endodontics Answer: 1

In a tooth which has been endodontically treated, there is pain on percussion and slight mobility due to
1) Loose crown
2) Tooth fracture
3) Psychosomatic
4) Eccentric contact

Endodontics Answer: 4

Success of reimplanted avulses tooth depends on
1. Proper antibiotic coverage
2. Prevention of dehydration of PD ligament of avulsed tooth
3. Protection of socket
4. All of the above

Endodontics Answer: 4

Histology of pulp inadverently exposed during cavity preparation of deep carious lesion shows
1) Acute inflammatory cells at site of exposure below which chronic inflammatory cells are there on normal pulp
2) Only acute inflammatory cells at site of exposure on a normal pulp
3) Predominantly chronic inflammatory cells at site of exposure
4) None of the above

Endodontics Answer: 1

In radiographic study of impacted teeth
1. Bite wing X-rays are of no use
2. Occlusal view is useless
3. Bite wing X-rays are indispensable
4. All of the above

Endodontics Answer: 1

The ideal instrument that is used to widen the canal is
1. Broach
2. File
3. Fissure bur
4. Reamer

Endodontics Answer: 2

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MDS PREP

Most common cause of persistent false positive cultures is due to 1. Contamination with saliva2. Cultural reversal3. Contaminated culture media4. Improper penetration of absorbent paper

A negative response of an electric pulpal testing immediately after injury1) Temporary due to interruption of neural transmission2) Temporary due to interruption of blood supply3) Indicates pulp is non-vital4) None of the above

The most common error seen during access cavity preparation of mandibular incisors is1) Perforation of the lingual or labila walls2) Gouging of pulpal contents3) Tooth fracture4) All of the above

In a tooth which has been endodontically treated, there is pain on percussion and slight mobility due to1) Loose crown2) Tooth fracture3) Psychosomatic4) Eccentric contact

Success of reimplanted avulses tooth depends on 1. Proper antibiotic coverage 2. Prevention of dehydration of PD ligament of avulsed tooth 3. Protection of socket 4. All of the above

In radiographic study of impacted teeth 1. Bite wing X-rays are of no use 2. Occlusal view is useless 3. Bite wing X-rays are indispensable 4. All of the above

The ideal instrument that is used to widen the canal is 1. Broach 2. File 3. Fissure bur 4. Reamer

Explore by subjects

Most common cause of persistent false positive cultures is due to
1. Contamination with saliva
2. Cultural reversal
3. Contaminated culture media
4. Improper penetration of absorbent paper

A negative response of an electric pulpal testing immediately after injury
1) Temporary due to interruption of neural transmission
2) Temporary due to interruption of blood supply
3) Indicates pulp is non-vital
4) None of the above

The most common error seen during access cavity preparation of mandibular incisors is
1) Perforation of the lingual or labila walls
2) Gouging of pulpal contents
3) Tooth fracture
4) All of the above

In a tooth which has been endodontically treated, there is pain on percussion and slight mobility due to
1) Loose crown
2) Tooth fracture
3) Psychosomatic
4) Eccentric contact

Success of reimplanted avulses tooth depends on
1. Proper antibiotic coverage
2. Prevention of dehydration of PD ligament of avulsed tooth
3. Protection of socket
4. All of the above

In radiographic study of impacted teeth
1. Bite wing X-rays are of no use
2. Occlusal view is useless
3. Bite wing X-rays are indispensable
4. All of the above

The ideal instrument that is used to widen the canal is
1. Broach
2. File
3. Fissure bur
4. Reamer