ADVANCED PERIO FINAL EXAM QUESTIONS & ANSWERS

ADVANCED PERIO FINAL EXAM QUESTIONS &
ANSWERS

Where is the narrowest band of attached gingiva found?
A: lingual surfaces of max. incisors and facial surfaces of max. first molars
B: facial surfaces of mand. second premolars and lingual of canines
C: facial surfaces of mand. canines and first premolars and lingual of mand. incisors
D: none of the above - Answer -C (facial surfaces of mand. canines and first premolars
and lingual of mand. incisors)

All of these types of tissue have keratinized epithelium EXCEPT:
A: Hard palate
B: Gingival Col
C: Attached gingiva
D: Free gingiva - Answer -B (gingival col)

When performing a periodontal examination on a patient, you are able to pass a Nabors
probe through the buccal furcation from buccal to lingual and vice versa. The gingival
margin is located at the CEJ. This furcation involvement is classified as:
A: I
B: II
C: III
D: IV - Answer -C (III)

All the following are considered a part of the initial periodontal therapy (Phase I)
EXCEPT:
A: extraction of hopeless teeth
B: Scaling and root planing
C: Re-evalatuion
D: Osseous surgery - Answer -D (Osseous surgery)

Which immunoglobulin is most abundantly found int he gingival exudate in gingivitis?
A: IgA
B: IgG
C: IgD
D: IgE - Answer -B (IgG)

The mode of action of ultrasonic instruments include all of the following EXCEPT:
A: Viration
B: Cavitation
C: Lavage
D: Presure - Answer -D (Pressure)

, Which home care aid uses a plastic handle with round toothpicks to allow the patient
access to difficult to reach areas?
A: dental floss
B: Perio aid
C: Stim-U-Dent
D: proxabrush - Answer -B (Perio aid)

A flap that may be used to cover exposed root surfaces or cover membranes used in
guided tissue regeneration is a:
A: coronally positioned flap
B: apically positioned flap
C: Double papilla flap
D: modified widman flap - Answer -A (coronally positioned flap)

In health, the crest of the alveolar bone lies at a level approximately 1 to 2 mm apical to
the level of the CEJs of adjacent teeth; in advance periodontists there is usually
extensive horizontal and/or vertical bone loss.
A: both statements are TRUE
B: both statements are FALSE
C: The first statement is TRUE, the second is FALSE
D: The first statement is FALSE, the second is TRUE - Answer -A (both statements are
TRUE)

All of the following are considered contributing factors to periodontal disease EXCEPT:
A: Calculus
B: Bacterial Plaque
C: Overhanging Margins
D: open or loose contacts - Answer -B (Bacteria plaque)

All of the following may be radiographic signs of trauma from occlusion EXCEPT:
A: Widening of the periodontal ligament space
B: Thickening of the lamina dura
C: Root resorption
D: Reduced trabeculation of bone - Answer -D (reduced trabeculation of bone)

Gingivectomy is directed toward reshaping the marginal gingival tissues, not eliminating
periodontal pockets; gingivoplasty is directed toward eliminating pockets by resecting
tissue coronal to the pocket base.
A: both statements are TRUE
B: both statements are FALSE
C: The first statement is TRUE, the second is FALSE
D: The first statement is FALSE, the second is TRUE - Answer -B (both statements are
FALSE)

All of the following are indication for use of ultrasonic instrumentation EXCEPT:
A: Heavy, gross calculus deposits