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What is the purpose of using a voltage regulator with an amalgamator?

1) To maintain consistent speed regardless of line voltage.
2) To reduce the speed of the amalgamator.
3) To increase the speed of the amalgamator.
4) To monitor the temperature during mixing.

Dental Materials Answer: 1

A voltage regulator helps maintain consistent speed and proper mixing of amalgam regardless of fluctuations in line voltage.

The system international (SI) unit for blood pressure is
1 Torr
2 mm Hg
3 K Pa
4 cm H2O
Medicine Answer: 3

Electrocogulation is used for 
1. Gingivectomy
2. Flap surgeries
3. Mucogingival surgeries
4. All of the above

Prosthodontics Answer: 1

Electrocogulation is used for gingivectomy.

Acute reversible pulpitis is treated by 
 1. Sedative filling wait and watch
 2. Pulpectomy
 3. Pulpotomy
 4. Pulp capping
Endodontics Answer: 1

Pulp of all primary teeth is active for a period of
1) 5 years
2) 9.6 years
3) 10.6 years
4) 12.5 years
Pedodontics Answer: 2

Gingival margin in class II amalgam restoration is placed under the contact point because 
 1. It increases the retention of the amalgam
 2. It provides enough bulk of the restoration
 3. Allows proper finishing of the gingival margin
 4. All of the above
Conservative Dentistry Answer: 3

A primary second molar becomes ankylosed most commonly 
 1. During root formation
 2. During physiological root resorption
 3. Due to failure of alveolar bone of tooth to grow
 4. All of the above
Orthodontics Answer: 2

In a 2-year-old child maxillary deciduous central incisor is intruded by 4 mm. Treatment is
1) Remove the intruded incisor
2) Resorption of the intruded incisor
3) Make patient comfortable and observe
4) Resorption and splint
Pedodontics Answer: 3

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