MDS PREP
Cross section of sickle scaler is
1. Triangular
2. Half circular
3. Circular
4. Oval
Pedodontics
Answer: 1
The cross-section of a sickle scaler is triangular.
Which of the following is a common osseous lesion in periodontitis
1. Exostosis
2. Crater
3. Buttressing bone
4. Hemiseptum
Pedodontics
Answer: 2
A crater is a common osseous lesion in periodontitis.
The instrument best suited for root planning is
1. Hoe
2. Scaler
3. File
4. Curette
The instrument best suited for root planing is a curette.
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.
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.
Which of the following methods is not an acceptable way to determine instrument sharpness?
1. Evaluation of the cutting edge during scaling procedure
2. Evaluation of the cutting edge against plastic testing stick
3. Evaluation of the cutting edge against the clinician"s finger nail
4. None of the above
Pedodontics
Answer: 4
None of the above methods are unacceptable ways to determine instrument sharpness.
A gingival index of score 2 means
1. Gingiva is healthy
2. Porbing elicits bleeding
3. Unprovoked spontaneous bleeding
4. No bleeding on probing
A gingival index score of 2 means probing elicits bleeding.
In AIDS patients, occurrence of severe and acute periodontal disease is due to
1. Reduced number of T cells
2. Release of lymphokines
3. Cytotoxic reaction
4. All of the above
Pedodontics
Answer: 4
Severe and acute periodontal disease in AIDS patients is due to reduced number of T cells.