Post Test Flashcards
Gingival fibers consist of:
A. Type I collagen
B. Type II collagen
C. Type III collagen
D. Type IV collagen
A. Type I collagen
NOTES:
Type 1: bONE
Type 2: car2lage
Type 3: Re3cular,iMMune
Type 4: Floor (basement membrane)
Tooth #8 has been restored with all porcelain crown with a plaque retentive subgingival margin producing inflammation. According to periodontal charting provided, what is the mid buccal PPD of this tooth?
PPD
Distobuccal: 3
Mid-buccal: ?
Mesiobuccal: 3
GR
Distobuccal: 0
Mid-buccal: 1
Mesiobuccal: -1
CAL
Distobuccal: 3
Mid-buccal: 4
Mesiobuccal: 2
A. 1mm
B. 2mm
C. 3mm
D. 4mm
C. 3mm
NOTES:
PPD + GR= CAL
PPD- Periodontal Pocket depth
GR- Gingival Recession
CAL- Clinical Attachment Loss
Which of the following is the least important diagnostic aid in recognizing the early stage of gingivitis?
A. Bleeding on probing
B. Gingival color
C. Pocket depth
D. Stippling of gingival tissue
D. Stippling of gingival tissue (NORMAL)
NOTES:
Absence of stippling is due to:
- normal variation
- inflammation
- edema of underlying connective tissue
In a healthy sulcus, which of the bacteria below are most abundant?
A. Actinobacillus Actinomycetemcomitans and Tanneralla Forsythia
B. Streptococcus and actinomyces species
C. Treponema and capnocytophagia species
D. Prevotella Intermidia and Porphyromonas Gingivalis
B. Streptococcus and actinomyces species
Gingivitis is most often caused by
A. A hormonal imbalance
B. Inadequate oral hygiene
C. Occlusal trauma
D. A vitamin deficiency
E. Aging
B. Inadequate oral hygiene
Which of the following needs to be evident in order to make a diagnosis of periodontitis?
A. Bleeding
B. Pocket depth of 5mm or more
C. Radiographic evidence of bone loss
D. A change in tissue color and tone
C. Radiographic evidence of bone loss
Which of the following is not correctly matched with regards to periodontal treatment plan?
A. Preliminary phase: Plaque control
B. Phase I: Mouth preparation
C. Phase II: Periodontal surgery
D. Phase III: Restorative
E. Phase IV: Maintenance
A. Preliminary phase: Plaque control
NOTES:
TREATMENT PLANNING
Phase 0: Preliminary: Extract, Emergency
Phase I: Non-Surgical Therapy
Phase II Surgical Therapy
Phase III: Restorative
Phase IV: Maintenance
In combined endodontic-periodontic lesion, it is generally wise to treat
A. The periodontic component first
B. The endodontic component first
C. Both components at the same time
D. Them any way you want
B. The endodontic component first
The attachment apparatus is composed of the following except one. Which one is the exception?
A. Periodontal ligament
B. Cementum
C. Alveolar bone
D. Gingiva
D. Gingiva
NOTES:
ATTATCHMENT APPARATUS
- PDL
- Cementum
- Alveolar bone
GINGIVAL APPARATUS
- Gingival fibers
- Epithelial fibers
Which of the following cell types contains a biologically active amine which is released in the inflammatory process and is active in causing vascular permeability?
A. Mast cell
B. Plasma cell
C. T-lymphocytes
D. B-lymphocytes
E. NOTA
A. Mast cell
Dental plaque is composed primarily of
A. Microorganisms
B. Water
C. Minerals
D. Tissue cells
A. Microorganisms
The source of mineralization for supragingival calculus is
A. Desquamated epithelial cells
B. Gingival crevicular fluid
C. Phosphatases formed by bacterial plaque
D. Saliva
D. Saliva
B. Gingival crevicular fluid
NOTES:
GCF
- “Access of microorganism”
- is defined as physiologic fluid secreted in the gingival crevice that is classified as inflammatory exudate during disease or serum transudate during health.
When evaluating an osseous defect, the only way to determine the number of walls left surrounding the tooth is by
A. Periodontal probing
B. Radiographs
C. Exploratory surgery
D. Testing for mobility
C. Exploratory surgery
Which type of pocket is formed by gingival enlargements without destruction of the underlying periodontal tissues?
A. Gingival pocket
B. Periodontal pocket
C. Suprabony pocket
D. Infrabony pocket
A. Gingival pocket
NOTES:
PERIODONTAL POCKET/ TRUE POCKET
- There is loss of attachment.
PSEUDOPOCKET/ GINGIVAL POCKET
- Gingiva migrates coronally but there is no clinical attachment loss.
SUPRABONY POCKET/ SUPRACRESTAL/ SUPRA ALVEOLAR
- The base of the pocket is more coronal than crest of alveolar bone (horizontal pattern of bone loss)
INFRABONY POCKET/SUBCRESTAL/ INTRA ALVEOLAR (Vertical bone loss)
- The base of pocket is more apical than base of alveolar bone.
Furcation involvements have been classified a grade I, II III, and IV according to then amount of tissue destruction. Grade II is:
A. Incipient bone loss
B. Partial bone loss (cul-de-sac)
C. Total bone loss with through and through opening of the furcation
D. Similar to the above, but with gingival recession exposing the furcation view
B. Partial bone loss (cul-de-sac)
NOTES:
Grade I
– Incipient bone loss.
– Furcation probe can feel the depression of the furcation opening.
Grade II (Cul-de-sac)
– Partial bone loss.
– Probe tip enters under the roof of furcation.
Grade III
– Total bone loss with through and through opening of the furcation. The furcation entrance is not visible clinically.
Grade IV
– Grade III furcation where the furcation entrance is visible clinically.
Toothbrush trauma (abrasion) usually occurs on
A. Central laterals
B. Canine and premolars
C. Second and third molars
D. First and second molars
B. Canine and premolars
Antibiotics which may be applied directly into periodontal pockets include the following, except
A. Minocycline
B. Doxycycline
C. Amoxicillin
D. Arrestin
E. Artidox
C. Amoxicillin
Which Gracey curette is used for root debridement and planning distal surface of 16
A. 1/2
B. 5/6
C. 15/16
D. 13/14
E. 9/10
D. 13/14
NOTES:
GRACEY CURRETTES
1/2, 3/4= ANTERIORS (M,D,B,L)
5/6 = ANTERIORS & PREMOLARS (M,D,B,L)
7/8, 9/10= POSTERIOR (B,L)
11/12, 15,16= POSTERIOR (M)
13/14, 17,18= POSTERIOR (D)
The earliest sign of gingival inflammation is
A. Loose gingival adaptation
B. Erythema
C. Loss of stippling
D. Bleeding on probing
D. Bleeding on probing
Your examination reveals a probing depth of 7mm on the midbuccal aspect of tooth 14. The gingival margin is 2mm apical to the CEJ. How much attachment loss has been there on the midbuccal of this tooth?
A. 7mm
B. 9mm
C. 5mm
D. 6mm
B. 9mm
Localized aggressive periodontitis is confined in
A. Molar area
B. First molar and incisor
C. Premolar and Molar
D. Anterior and 1st molar
B. First molar and incisor
A periodontal pocket that is 6mm deep and has the junctional epithelium located coronal to the cemento-enamel junction is a(n)
A. Pseudopocket
B. Infrabony pocket
C. Bifurcation involvement
D. True periodontal pocket
E. None of the above
A. Pseudopocket
NOTES:
PERIODONTAL POCKET/ TRUE POCKET
- There is loss of attachment.
PSEUDOPOCKET/ GINGIVAL POCKET
- Gingiva migrates coronally but there is no clinical attachment loss.
SUPRABONY POCKET/ SUPRACRESTAL/ SUPRA ALVEOLAR
- The base of the pocket is more coronal than crest of alveolar bone (horizontal pattern of bone loss)
INFRABONY POCKET/SUBCRESTAL/ INTRA ALVEOLAR (Vertical bone loss)
- The base of pocket is more apical than base of alveolar bone.
Biofilm found on the tooth surface is termed as:
A. Dental caries
B. Saliva
C. Gingival Crevicular fluid
D. Dental plaque
D. Dental plaque
Which class of bony defect responds the best to regenerative therapy?
A. Trough
B. Hemiseptal
C. Shallow crater
D. None of the above
A. Trough
NOTES:
Higher number of walls, Higher success rate after procedure.
One Wall – “hemiseptal”
Two Wall – “Osseous Crater”
Three Wall – Trough
Four Wall – Circumferential (Exception because example is: EXTRACTION SITE)