MDS PREP
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
Reactionary haemorrhage occurs after extraction because of
1) Broken roots
2) High blood pressure
3) Sharp interdental septum
4) Gingival laceration
Oral Surgery
Answer: 2
Root conditioning with citric acid helps in
1. Removal of endotoxin
2. Removal of smear layer
3. Regeneration of bone
4. All the above
Periodontics
Answer: 4
Root conditioning with citric acid helps in the removal of endotoxin and smear layer.
Supernumerary teeth in anterior region found commonly
1) Palatal and in between upper central incisors
2) Distal to upper central incisors at root level
3) Distal to lateral incisors at root level
4) None of the above
Orthodontics
Answer: 1
Postoperative oedema can be minimized by
1) Careful surgical manipulation of hard and soft tissues
2) Administration of antihistamines preoperatively
3) Application of heart immediately after the procedure
4) None of the above
Oral Surgery
Answer: 1
The primary purpose of rinsing the algina impression in watery mix of gypsum is to
1. Increase the gel strength
2. Prevent further gelatio
3. To decrease the shrinkage of the impression
4. To remove the residual saliva on the impression
Prosthodontics
Answer: 4
The primary purpose of rinsing the alginate impression in a watery mix of gypsum is to remove the residual saliva on the impression.