Periodontics SDLE MCQ | Part 4

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NameEmailPhone Number

1 / 56

Category: Periodontics

1) What is the most common clinical picture of thin biotype?

McCall festoons

Gingival recession

Fenestration and dehiscence

Stillman clefts

2 / 56

Category: Periodontics

2) What instrument is used to measure gingival thickness?

Castroviejo caliper

Explorer

Perio probe

Scalpel

3 / 56

Category: Periodontics

3) What is the effect of placing an orthodontic band subgingivally?

Gingival recession

Gingival enlargement

Tooth mobility

Periodontitis

4 / 56

Category: Periodontics

4) A smoker has generalized pocket depths of 3-4 mm. What is the stage and grade?

Stage IV grade C

Stage I grade B

Stage II grade C

Stage III grade C

5 / 56

Category: Periodontics

5) A patient has gingival enlargement after orthodontic treatment. What is the treatment?

Gingivectomy with external bevel

Scaling

Gingivectomy with internal bevel

Antibiotics

6 / 56

Category: Periodontics

6) Which statement is less likely correct about smoking and periodontal disease?

Smoking decreases inflammation

Smoking causes imbalance between bacteria and host response

Smokers have more red and orange complex bacteria

Smokers have more plaque

7 / 56

Category: Periodontics

7) A patient has pain and bone loss near upper #16 with an overhang restoration, 5 mm PD, and uncontrolled diabetes. What is the cause of bone resorption?

Overhanging restoration

Diabetes

Trauma

Periodontitis

8 / 56

Category: Periodontics

8) A patient has 2 mm recession and 5 mm pocket depth. What is the CAL?

5 mm

3 mm

2 mm

7 mm

9 / 56

Category: Periodontics

9) An X-ray shows overhangs on restorations. What is the management to control inflammation?

Observation

Antibiotics

Scaling

Remove overhangs

10 / 56

Category: Periodontics

10) A diabetic patient lost all her mobile teeth. What is the cause?

Caries

Trauma

Periodontitis

Systemic disease

11 / 56

Category: Periodontics

11) A patient bites on an olive seed and feels pain. What is the cause?

Acute trauma from occlusion

Periodontal abscess

Cracked tooth

Chronic trauma from occlusion

12 / 56

Category: Periodontics

12) A patient has 2-3 mm bone loss under the CEJ in some areas. What does this indicate?

Periodontitis

Trauma

Within normal limits

Bone resorption

13 / 56

Category: Periodontics

13) What is important when deciding on root amputation/resection?

Gingival phenotype

Root anatomy

Amount of keratinized tissue

Bone density

14 / 56

Category: Periodontics

14) What is the sequence after RCT for a tooth needing crown lengthening?

Crown lengthening, post/core, crown

Cast post/core, ortho extrusion, crown

Ortho extrusion, post/core, crown

Post/core, crown lengthening, crown

15 / 56

Category: Periodontics

15) What is the relationship between stress and periodontal disease?

Stress increases inflammation

No relationship

Stress leads to poor oral hygiene

Psych patients are more prone to periodontitis

16 / 56

Category: Periodontics

16) What is the position of the Gracey curette shank during scaling?

Perpendicular

Slightly tilted

Lower shank parallel to surface

Lower shank parallel to long axis

17 / 56

Category: Periodontics

17) A patient has isolated recession in lower incisors and a high frenum. What is the treatment?

Gingivectomy

Free gingival graft and frenectomy

Connective tissue graft and frenectomy

Observation

18 / 56

Category: Periodontics

18) A patient has recession and reduced interdental papilla. What is the management?

Osseous surgery

Esthetic periodontal surgery

Pocket reduction surgery

Observation

19 / 56

Category: Periodontics

19) A tooth has 5 mm probing depth and 2 mm recession. What is the CAL?

7 mm

5 mm

2 mm

3 mm

20 / 56

Category: Periodontics

20) A patient has pain, fever, lymphadenopathy, and foul odor with normal bone levels. What is the diagnosis?

Periodontitis

NUG

Gingivitis

Peri-implantitis

21 / 56

Category: Periodontics

21) What is the effect of periodontal treatment on a diabetic patient?

Increases HbA1c

No effect

Decreases HbA1c

Worsens diabetes

22 / 56

Category: Periodontics

22) A bitewing shows 2 mm from the CEJ to the bone crest. What does this mean?

Reduced bone level

Gingivitis

Periodontitis

Normal

23 / 56

Category: Periodontics

23) When do the first signs of gingival inflammation appear?

22-28 days

1-3 days

7-14 days

15-21 days

24 / 56

Category: Periodontics

24) A patient has an impacted #23. What is the expected gingival level after disimpaction?

Recession

Same as #13

Normal

Overgrowth

25 / 56

Category: Periodontics

25) A 56-year-old patient with missing teeth and generalized horizontal bone loss needs implants. What is the treatment plan?

Request OPG and proceed

Request periapical radiographs and proceed

Scaling, root planning, and re-evaluation

Request CBCT and proceed

26 / 56

Category: Periodontics

26) What type of curette has an offset angle?

Hoe

Universal

Gracey

Chisel

27 / 56

Category: Periodontics

27) A patient has a diastema between central incisors with blanching of the interdental papilla. What is the management?

Orthodontics

Observation

Gingivectomy

Frenectomy

28 / 56

Category: Periodontics

28) Why are overhangs removed in restorations?

To prevent caries

To improve aesthetics

To reduce sensitivity

To prevent plaque accumulation and periodontal disease

29 / 56

Category: Periodontics

29) A patient has recession and metal appearance after 6 years of anterior crowns. What is the cause?

Poor fit

Biological width violation

Excess cement

Hard brushing

30 / 56

Category: Periodontics

30) What is the primary mediator of gingival inflammation?

Leukotrienes

Prostaglandin

Cytokines

Histamine

31 / 56

Category: Periodontics

31) A slightly supra-erupted #16 needs a lower crown. What is the treatment?

No treatment

Enameloplasty

Ortho extrusion

Extraction

32 / 56

Category: Periodontics

32) A picture shows a lower incisor with recession. What is the treatment?

Flap surgery

Gingivectomy

Observation

Root coverage

33 / 56

Category: Periodontics

33) A tooth has 1.5 mm mobility. What is the Miller classification?

Class I

Class III

Class II

Class IV

34 / 56

Category: Periodontics

34) A patient has class II furcation involvement with 4 mm depth and bleeding. What is the treatment?

Refer to periodontist for flap surgery

Root planning

Furcation plasty

Extraction

35 / 56

Category: Periodontics

35) A patient has 5 mm recession and non-keratinized tissue. What is the treatment?

Flap surgery

Gingivectomy

Root coverage

Observation

36 / 56

Category: Periodontics

36) Where is the vertical release incision placed during GTR on #11?

Mesial angle to #13

Distal angle to #12

Mesial angle to #12

Distal angle to #13

37 / 56

Category: Periodontics

37) Why are overhangs removed in restorations?

Allow calculus accumulation

Prevent gram-negative bacteria growth

Improve aesthetics

Allow gram-positive bacteria growth

38 / 56

Category: Periodontics

38) A patient on Dilantin has gingival enlargement and heavy plaque. What is the initial management?

Consult physician to change medication

Gingivectomy

Scaling

Antibiotics

39 / 56

Category: Periodontics

39) A tooth has a 7 mm pocket depth with the junctional epithelium at the CEJ. What type of pocket is this?

Combined pocket

Pseudo pocket

True pocket

Gingival pocket

40 / 56

Category: Periodontics

40) A lower molar has grade III furcation involvement. What is the best way to preserve the tooth?

Root amputation

Hemisection

Tunneling

Odontoplasty

41 / 56

Category: Periodontics

41) How long does minocycline stay in the pocket?

30 days

2 days

7 days

14 days

42 / 56

Category: Periodontics

42) What is the main difference between necrotizing ulcerative gingivitis and desquamative gingivitis?

Pain

Inflammation

Bleeding

Foul odor

43 / 56

Category: Periodontics

43) What happens to GCF during inflammation?

Decreases

Disappears

Increases

No change

44 / 56

Category: Periodontics

44) A patient has class I furcation involvement with 4 mm depth and bleeding. What is the treatment?

Scaling and root planning with odontoplasty

Extraction

Flap surgery

Gingivectomy

45 / 56

Category: Periodontics

45) How is gingival suppuration measured?

Periopaper (blotter)

Visual inspection

Radiograph

Probing

46 / 56

Category: Periodontics

46) Which bacteria are causative agents of gingivitis?

T. denticola

P. gingivalis

Fusobacterium

S. mutans

47 / 56

Category: Periodontics

47) A diabetic patient has calculus, severe bleeding, and deep pockets. What is the management?

Doxycycline + Amoxicillin

Augmentin

CHX mouthwash

Mechanical cleaning + CHX gel

48 / 56

Category: Periodontics

48) A male patient has generalized recession and reduced interdental papilla height. What is the treatment?

Gingivectomy

Aesthetic surgery

Observation

Pocket reduction surgery

49 / 56

Category: Periodontics

49) A patient has erythematous gingiva, bleeding on probing, and deep pockets (7-11 mm). What is the management?

Extraction

Observation

Antibiotics then scaling

Scaling and root planning with antibiotics

50 / 56

Category: Periodontics

50) A patient has erythema, bleeding, and bad odor after new crowns. What is the cause?

Biological width violation

Allergy

Poor fit

Plasma cell gingivitis

51 / 56

Category: Periodontics

51) What happens to the interdental papilla when teeth are moved apart by orthodontics?

Adapts to the bone

Splits and forms deep pockets

Becomes fibrous

Disappears

52 / 56

Category: Periodontics

52) A patient has generalized inflamed gingiva and a 5 mm pocket around an implant. What is the management?

Scaling and root planning, OHI

Topical antibiotic on implant pocket and CHX mouthwash

Observation

Extraction

53 / 56

Category: Periodontics

53) How is gingival suppuration determined?

Place finger on apical margin and push coronally

Probing

Visual inspection

Radiograph

54 / 56

Category: Periodontics

54) A patient with good oral hygiene and whitening toothpaste complains of gingival bleeding. What is the diagnosis?

Plasma cell gingivitis

Plaque-induced gingivitis

Lichen planus

Allergic reaction

55 / 56

Category: Periodontics

55) What is the minimum distance between the restoration margin and the bone crest?

3-4 mm

5-6 mm

7-8 mm

1-2 mm

56 / 56

Category: Periodontics

56) A patient has a deep pocket and high fever after scaling. What is the management?

Antibiotics

Extraction

Observation

Scaling and root planning with antibiotics

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