Deck 17: Healing After Nonsurgical Periodontal Therapy

Question 1

Which of the following tissues/cells replaces the inflammatory infiltrate during healing following periodontal debridement?

A)Basal cells
B)Epithelial cells
C)Collagen
D)Bone
E)Cementum

Answer 1

Collagen

Question 2

Which of the following parameters is most commonly used to monitor tissue inflammation?

A)Bleeding
B)Color
C)Contour
D)Texture
E)Mobility

Answer 2

Bleeding

Question 3

After periodontal debridement, most soft tissue healing is by

A)periodontal regeneration.
B)periodontal ligament regeneration.
C)long junctional epithelium.
D)reattachment of diseased epithelium.

Answer 3

long junctional epithelium.

Question 4

All of the following parameters are limitations of periodontal debridement except one. Which one is the exception?

A)Pocket depth
B)Root anatomy
C)Clinician skill
D)Time spent
E)Instrument material

Question 5

Extensive root planing is not necessary because

A)it takes too long.
B)calculus is not deeply embedded in the root.
C)it is not necessary to remove all deposits.
D)deposits will be removed during surgery.

Question 6

Which of the following healing outcomes is generally seen in gingivitis?

A)Gain in clinical attachment
B)Regeneration of alveolar bone
C)Formation of cellular cementum
D)Reformation of periodontal ligament fibers

Question 7

Which of the following statements is true regarding apparent "gain of attachment"?

A)Increased gingival recession + increased resistance to probing
B)Coronal migration of the free gingival margin
C)Development of excessive gingival fibers
D)Thickening of periodontal ligament fibers

Question 8

The best way to determine how much root planing is needed is to

A)time about 20 minutes per tooth.
B)count about 50 strokes per surface.
C)evaluate radiographically that the calculus has been eliminated.
D)monitor tissue response.

Question 9

Treatment outcome after ultrasonic instrumentation is the same as treatment outcome after hand-activated instrumentation because both types of instrumentation remove supra- and subgingival accretions.

A)Both statement and reason are correct.
B)Both statement and reason are incorrect.
C)The statement is correct, but the reason is incorrect.
D)The statement is incorrect, but the reason is correct.

Question 10

Which of the following is considered to be a treatment goal for nonsurgical therapy?

A)Reduction of supragingival microbiota
B)Disruption of the subgingival bacterial population
C)Reduction of dental calculus
D)Elimination of causative factors

Question 11

Which of the following depths has been found to be the limit for efficient removal of plaque, calculus, and necrotic cementum?

A)1)75 mm
B)2)73 mm
C)3)73 mm
D)4)85 mm
E)5)03 mm

Question 12

Which of the following statements describes a reason for subgingival debridement?

A)Delay in repopulation of aerobic biofilms
B)Increase in anaerobic activity
C)Decrease in number of Gram-positive biofilms
D)Shift in dental biofilm composition

Question 13

All of the following clinical parameters are usually performed during a reevaluation visit except one. Which one is the exception?

A)Probing depth measurement
B)Gingival assessment
C)Tooth mobility assessment
D)Full mouth radiographs

Question 14

In which of the following time intervals does subgingival microflora get reestablished following oral hygiene and mechanical instrumentation?

A)1-2 days
B)2-4 days
C)4-8 days
D)2-4 weeks
E)4-8 weeks

Question 15

According to the literature (Segelnick & Weinberg, 2006), which of the following time interval (in weeks)is appropriate for periodontal reevaluation?

A)1-2
B)2-4
C)4-8
D)10-14

Question 16

All of the following are limitations to scaling and root planing except one. Which one is the exception?

A)Anatomy of the tooth
B)Furcation defects
C)Deep pockets
D)Minimal amount of mucosa

Question 17

Which of the following procedures is contraindicated in sites that do not have periodontal pockets?

A)Subgingival root debridement
B)Subgingival scaling
C)Supragingival scaling
D)Oral hygiene

Question 18

Which of the following substances is released from Gram-negative cell walls?

A)Exotoxin
B)Collagen
C)Lipooligosaccharide
D)Biofilm

Question 19

All of the following statements are true about periodontal debridement except one. Which one is the exception?

A)Periodontal debridement encompasses many procedures.
B)Good tissue response is an outcome of periodontal debridement.
C)An excessive amount of time is necessary for root planing.
D)A smooth root surface is an outcome of root planing.

Question 20

In the presence of supragingival dental biofilms, a subgingival microbiota contains

A)> 10% motile rods.
B)> 5% spirochetes.
C)< 2% Gram-positive bacteria.
D)< 10% Gram-negative bacteria.

Question 21

Subgingival root debridement is contraindicated in sites that do not have periodontal ________.

Question 22

Subgingival debridement will decrease the number of periodontal ________.

Question 23

The ultimate long-term outcome for mechanical nonsurgical therapy is ________ of the form and function of the dentition.

Question 24

Subgingival microflora originates from ________ sites.

Question 25

What is the correct description for the statement, endotoxins

A)Limitation of scaling
B)Root surface
C)Long junctional epithelium
D)Healing period

Question 26

What is the correct description for the statement, 4-8 weeks

A)Limitation of scaling
B)Root surface
C)Long junctional epithelium
D)Healing period

Question 27

Mechanical instrumentation is ineffective in eliminating ________ from the soft tissue.

Question 28

A limitation to periodontal debridement is the ________ of multirooted teeth.

Question 29

Periodontal debridement has predictably reduced the levels of gingival ________.

Question 30

What is the correct description for the statement, gingivitis

A)Limitation of scaling
B)Root surface
C)Long junctional epithelium
D)Healing period

Question 31

________ are easily removed from subgingival root surfaces.

Question 32

What is the correct description for the statement, furcation

A)Limitation of scaling
B)Root surface
C)Long junctional epithelium
D)Healing period

Question 33

It is important to attain relatively ________ root surfaces.

Question 34

Following periodontal debridement there is an ________ inflammatory reaction.

Question 35

Local anesthesia for periodontal debridement is best administered by ________.

Question 36

Evaluate the tissue healing response following treatment of gingivitis.