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NEETMDS- Periodontics mcq
MDS PREP
Not a contributing factor for ANUG 
 1. Pericoronal flap
 2. Poor oral hygiene
 3. Smoking
 4. Aphthous ulcers
Periodontics Answer: 4

Aphthous ulcers are not a contributing factor for ANUG.


A teenaged patient reported complaining of sudden drifting of teeth. Bone loss and pockets were found to be more severe on some teeth when compared to neighboring teeth. The most likely diagnosis is

1. simple periodontitis

2. chronic nonspecific periodontitisv
3. juvenile periodontitis

4. gingivosis



Periodontics Answer: 3


Juvenile periodontitis (now referred to as localized aggressive periodontitis)
is characterized by localized bone loss and periodontal pockets, often affecting
adolescents and young adults. The sudden drifting of teeth and the severity of
bone loss in specific areas align with this diagnosis.


Pyogenic granuloma is  
 1. Granulation tissue overgrowth
 2. Capillary haemangioma
 3. Sarcoidosis
 4. Tuberculoid leprosy
Periodontics Answer: 1

Pyogenic granuloma is a granulation tissue overgrowth.

Efficient way of calculus removal is
1) A relaxed instrument grasp and light lateral working strokes
2) A tight instrument grasp and light lateral working strokes
3) A tight instrument grasp and firm lateral working strokes
4) None of the above
Periodontics Answer: 3

Explanation:
For effective calculus removal, a tight instrument grasp combined with firm lateral working strokes is essential. This technique allows for better control and application of force, which is necessary to effectively dislodge calculus from the tooth surface.


The treatment of choice for generalized fibrous gingival hyperplasia is

1. lateral pedicle flap

2. full thickness flap surgery

3. gingivectomy

4. root planning and curettage



Periodontics Answer: 3


 Fibrous gingival hyperplasia, also known as gingival overgrowth, is
characterized by an increase in the size of the gingival tissue due to an
excessive accumulation of collagen and other extracellular matrix components.
This condition can be caused by various factors, including certain medications
(like anticonvulsants, calcium channel blockers, and immunosuppressants),
hormonal changes, or chronic inflammation.

Gore Tex membrane is used during reattachment procedures to 
 1. Prevent osseous regeneration
 2. Prevent connective tissue attachment
 3. To prevent formation of long junctional epithelium
 4. All of the above
Periodontics Answer: 3

Gore Tex membrane is used during reattachment procedures to prevent the formation of long junctional epithelium.

Definite treatment for herpetic gingivostomatitis 
 1. Penicillin theraphy
 2. Hydrogen peroxide mouth wash
 3. Steroid therapy
 4. No definite treatment
Periodontics Answer: 4

There is no definite treatment for herpetic gingivostomatitis.


Which aspect of instrument determines whether to remove gross deposits of calculus
1) Angulation and flexibility of blade
2) Angulation and flexibilty of shank
3) Angulation and length of blade
4) Angulation and length of shank
Periodontics Answer: 2

The angulation and flexibility of the shank are crucial in determining the ability of an instrument to remove gross deposits of calculus. The shank of a dental instrument, such as a scaler or curette, must be designed to allow for proper access and manipulation around the curves and contours of teeth to effectively remove calculus. While the blade also plays a role, the shank's design is more influential in reaching and adapting to the tooth's surface.

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