MDS PREP
The diameter of the tip of a periodontal probe is
1. 0.25 mm
2. 0.75 mm
3. 0.5 mm
4. 1 mm
Pedodontics
Answer: 3
The diameter of the tip of a periodontal probe is 0.5 mm.
A patient has cheilosis, angular stomatitis, glossitis, red, itching eyes. The periodontal surgery that was performed one week ago has not healed properly. Deficiency of which of the following vitamins is most likely
1. Thiamin
2. Riboflavin
3. Tocopherol
4. Calciferol
Pedodontics
Answer: 2
Deficiency of riboflavin is most likely in a patient with cheilosis, angular stomatitis, and glossitis.
In a patient without gingival recession, the distance between base of pocket and cementoenamel junction is 4 mm and that of free gingival margin to cementoenamel junction is 3 mm. Total depth of the pocket
1. 7 mm
2. 3 mm
3. 4 mm
4. 10 mm
In a patient without gingival recession, the total depth of the pocket is 7 mm.
Occlusal trauma may be best defined as a condition caused due to
1. The pressure on teeth due to lack of proper arch alignment
2. Failure of occlusal balance bilaterally
3. The force or the pressure beyond the physiological limits to the periodontium
4. None of the above
Pedodontics
Answer: 3
Occlusal trauma is defined as tissue changes in the periodontium from abnormal occlusal forces.
Occlusal correction is done after periodontal therapy in which condition
1. Infrabony pockets
2. Superabony pockets
3. Trauma from occlusion
4. Pseudo pockets
Pedodontics
Answer: 3
Occlusal correction is done after periodontal therapy primarily in cases of trauma from occlusion.
In general, hand sharpening of instruments with unmounted stones is preferable to sharpening by motor-driven mounted stones because unmouted stones
1. Have a finer grain
2. Are less likely to alter the bevel
3. Are easier to sterilize
4. Wear away less of the instrument surface
Pedodontics
Answer: 4
Hand sharpening of instruments with unmounted stones is preferable because unmounted stones wear away less of the instrument surface.
In periodontal diseases, alveolar bone loss is the result of
1. Both apposition and resorption
2. Apposition only
3. Resorption only
4. None of the above
Pedodontics
Answer: 4
In periodontal diseases, alveolar bone loss is the result of both apposition and resorption.
Technique that is best suited for preparing fine and curved canals
1. Step back
2. Step down
3. Crown down
4. Double flare technique
Pedodontics
Answer: 4
The double flare technique is best suited for preparing fine and curved canals.