MDS PREP
All of the following signs of periodontal except
1. Pain
2. Mobility
3. Hypersensitivity
4. Bleeding
Pain is a sign of periodontal disease.
A score of 0.7-1.9 of Russell"s index indicates
1. Simple gingivitis
2. Simple periodontitis
3. Extablished stage of periodontitis
4. Terminal stage of periodontitis
Pedodontics
Answer: 2
A score of 0.7-1.9 on Russell's index indicates simple periodontitis.
Mobility of teeth due to occlusal trauma can be tested by
1. Parcussion of tooth
2. Digital palpation
3. Shimmock paper
4. Bite marking paper
Mobility of teeth due to occlusal trauma can be tested by digital palpation.
One of the main disadvantages of air-powder polishing system is
1. Irreversible damage to gingiva
2. Inability to remove extrinsic strains and soft deposits
3. Large quantity of Acrosol created
4. Irreversible damage to tooth structure
Pedodontics
Answer: 3
One of the main disadvantages of the air-powder polishing system is the large quantity of aerosols created.
An Ellis Class IV crown fracture
1. does not involve the pulp
2. is so extensive that the entire crown has been lost
3. involves only the enamel
4. may expose the pulp
Pedodontics
Answer: 2
An Ellis Class IV crown fracture is characterized by the loss of a significant portion of the crown, often such that the pulp may be exposed. This severe type of fracture requires immediate attention to prevent further damage to the tooth
Ellis Class IV fractures are the most severe form of crown fractures. They extend below the gingival margin and involve the enamel, dentin, and often the pulp. The pulp may be exposed, making it a dental emergency.
A compound PDL pocket is
1. Spiral type
2. Present on 2 or more surfaces
3. Infrabony in nature
4. All of the above
Pedodontics
Answer: 2
A compound PDL pocket is present on 2 or more surfaces.
The Russell periodontal index is calculated by
1. Adding all the tooth scores and dividing the number of teeth examined
2. Adding all the tooth scores and multiplying by the number of teeth examined
3. Adding all the tooth scored and dividing by 32
4. None of the above
Pedodontics
Answer: 1
The Russell periodontal index is calculated by adding all the tooth scores and dividing by the number of teeth examined.
The objective in adjusting natural dentition by coronoplasty
1. To prevent MPDS
2. To improve esthetics
3. To achieve a favourable direction of forces
4. None of the above
Pedodontics
Answer: 3
The objective in adjusting natural dentition by coronoplasty is to achieve a favorable direction of forces.