Deck 11: The Periodontal Examination

Question 1

Jim's periodontal screening and recording score for sextants 1 through 6 are as follows: 3,2,3,4,2,2.What is the course of action?

A) No examination is needed.
B) Complete probing in sextant 4
C) Complete probing in sextants 1,3,4
D) Complete full periodontal evaluation

Answer 1

Complete full periodontal evaluation

Question 2

Which of the following is NOT a part of the comprehensive periodontal evaluation?

A) Probing depths
B) Mobility
C) Decay
D) Furcation

Answer 2

Decay

Question 3

True periodontal pockets are a result of

A) Enlargement of gingival tissues
B) Apical migration of the sulcular epithelium
C) Apical migration of the junctional epithelium
D) Apical migration of the oral epithelium

Answer 3

Apical migration of the junctional epithelium

Question 4

All periodontitis begins as gingivitis,but not all gingivitis progresses to periodontitis.Therefore,the progression of the disease should not be assumed to be linear.

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.

Question 5

Which of the following make up the attachment apparatus?

A) Alveolar bone,periodontal ligament,and gingiva
B) Alveolar bone,periodontal ligament,and cementum
C) Cementum,periodontal ligament,and junctional epithelium
D) Alveolar bone,cementum,and junctional epithelium

Question 6

Your patient demonstrates generalized probe depths of 3 to 4 mm,with localized areas of bleeding on probing.There is generalized gingival recession of 2 to 3 mm and class II furcation involvement on teeth 3,14,15,and 31.The periodontal case type is

A) Class I
B) Class II
C) Class III
D) Class IV

Question 7

Ends of the periodontal ligament fibers that are embedded in the cementum and alveolar bone describe

A) Sharpey's fibers
B) Apical fibers
C) Oblique fibers
D) Horizontal fibers

Question 8

Periodontal screening and recording is a quick and easy screening tool used to eliminate the need for comprehensive periodontal evaluations.The mouth is divided into six sextants and a single code is recorded for each sextant based on the highest code number achieved for that sextant.

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.

Question 9

If the migration of the junctional epithelium is above the crest of the alveolar bone,the pocket is an infrabony periodontal pocket.If the migration of the junction epithelium is below the alveolar bone crest,it is a suprabony periodontal pocket.

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.

Question 10

Which of the following is NOT keratinized tissue?

A) Attached gingiva
B) Hard palate
C) Labial aspect of the free gingiva
D) Junctional epithelium

Question 11

Which of the following is a principal fiber group?

A) Circular
B) Intercircular
C) Interpapillary
D) Transgingival

Question 12

Movement of a tooth greater than 2 mm in a facial-lingual direction is indicative of what type of mobility?

A) Class I
B) Class II
C) Class III
D) Class IV

Question 13

The distance between the junctional epithelium and the cementoenamel junction yields a reading for the

A) Pocket depth
B) Width of attached gingiva
C) Clinical attachment level
D) Mucogingival junction level

Question 14

Which of the following classifications is used to classify a probe passing completely through a furcation when the entrance to the furcation is not visible?

A) Class I
B) Class II
C) Class III
D) Class IV

Question 15

Although bleeding on probing (BOP)has not been found to be a good predictor of future disease progression,the absence of BOP is typically viewed as a good indicator of gingival health and stability.It should be noted that the absence of BOP is indicative of health or absence of disease,especially in patients who smoke.

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.

Question 16

Which of the following is the proper way to calculate the width of attached gingiva?

A) Subtract the probe depth from the total width of gingiva (free and attached).
B) Subtract the width of attached gingiva from the depth of probe reading.
C) Measure from the free gingival margin to the mucogingival junction.
D) Measure from the cementoenamel junction to the free gingival margin.

Question 17

Which of the following is the single best indicator of periodontal support?

A) Radiographs
B) Probing depths
C) Clinical attachment level
D) Mobility

Question 18

Healthy sulcus depths range from 0.5 to 3.0 mm.However,for implants the desired probing depth is between 4 and 5 mm.

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.

Question 19

When completing the periodontal assessment,the Naber's probe indicated complete bone loss resulting in a through-and-through opening in the furcation without visualization on tooth #14.What furcation grade does this describe?

A) Grade I
B) Grade II
C) Grade III
D) Grade IV

Question 20

Furcation involvement should be suspected when the clinical attachment level on a multi-rooted tooth is at least

A) 5 mm
B) 6 mm
C) 7 mm
D) 8 mm

Question 21

Match the gingival fiber with its description.
Dentogingival

A)Embedded in cementum near the cementoenamel junction and fans out into the connective tissue.Attaches gingiva to teeth.
B)Passes from the cementum of one tooth,over the rest of the alveolar bone,to the cementum of the adjacent tooth.Connects adjacent teeth to one another and secures alignment of teeth in the arch.
C)Encircles the tooth,coronal to alveolar crest.Not attached to cementum.Connects adjacent teeth to one another.
D)Embedded laterally from the periosteum of the alveolar bone.Attaches the gingiva to the bone.
E)Extends from the periosteum of the alveolar crest into the gingival connective tissue.Attaches the gingiva to the bone.

Question 22

Match the gingival fiber with its description.
Alveologingival

A)Embedded in cementum near the cementoenamel junction and fans out into the connective tissue.Attaches gingiva to teeth.
B)Passes from the cementum of one tooth,over the rest of the alveolar bone,to the cementum of the adjacent tooth.Connects adjacent teeth to one another and secures alignment of teeth in the arch.
C)Encircles the tooth,coronal to alveolar crest.Not attached to cementum.Connects adjacent teeth to one another.
D)Embedded laterally from the periosteum of the alveolar bone.Attaches the gingiva to the bone.
E)Extends from the periosteum of the alveolar crest into the gingival connective tissue.Attaches the gingiva to the bone.

Question 23

Match the gingival fiber with its description.
Transseptal

A)Embedded in cementum near the cementoenamel junction and fans out into the connective tissue.Attaches gingiva to teeth.
B)Passes from the cementum of one tooth,over the rest of the alveolar bone,to the cementum of the adjacent tooth.Connects adjacent teeth to one another and secures alignment of teeth in the arch.
C)Encircles the tooth,coronal to alveolar crest.Not attached to cementum.Connects adjacent teeth to one another.
D)Embedded laterally from the periosteum of the alveolar bone.Attaches the gingiva to the bone.
E)Extends from the periosteum of the alveolar crest into the gingival connective tissue.Attaches the gingiva to the bone.

Question 24

Match the gingival fiber with its description.
Circular

A)Embedded in cementum near the cementoenamel junction and fans out into the connective tissue.Attaches gingiva to teeth.
B)Passes from the cementum of one tooth,over the rest of the alveolar bone,to the cementum of the adjacent tooth.Connects adjacent teeth to one another and secures alignment of teeth in the arch.
C)Encircles the tooth,coronal to alveolar crest.Not attached to cementum.Connects adjacent teeth to one another.
D)Embedded laterally from the periosteum of the alveolar bone.Attaches the gingiva to the bone.
E)Extends from the periosteum of the alveolar crest into the gingival connective tissue.Attaches the gingiva to the bone.

Question 25

The dense,hard gingival tissue that is frequently seen as a result of chronic periodontitis is predominantly due to overproliferation of

A) Periosteum
B) Keratin
C) Epithelium
D) Collagen

Question 26

Which of the following is a plaque biofilm-induced gingival disease with a modifying factor?

A) Pregnancy-associated gingivitis
B) Primary herpetic gingivostomatitis
C) Linear gingival erythema
D) Oral candidiasis

Question 27

Match the gingival fiber with its description.
Periostogingival

A)Embedded in cementum near the cementoenamel junction and fans out into the connective tissue.Attaches gingiva to teeth.
B)Passes from the cementum of one tooth,over the rest of the alveolar bone,to the cementum of the adjacent tooth.Connects adjacent teeth to one another and secures alignment of teeth in the arch.
C)Encircles the tooth,coronal to alveolar crest.Not attached to cementum.Connects adjacent teeth to one another.
D)Embedded laterally from the periosteum of the alveolar bone.Attaches the gingiva to the bone.
E)Extends from the periosteum of the alveolar crest into the gingival connective tissue.Attaches the gingiva to the bone.

Question 28

The primary contribution of calculus in the development of periodontal disease is

A) Irritating the epithelial lining of the sulcus/pocket
B) Harboring pathogenic bacteria
C) Releasing bacterial endotoxin
D) Initiating chemotaxis

Question 29

A radiograph provides a three-dimensional image of a complex structure.Some structures can be hidden by other structures on a radiograph.

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.

Question 30

Furcation involvement should be suspected when the clinical attachment level on a multi-rooted tooth is at least _______or greater.

A) 3 mm
B) 4 mm
C) 5 mm
D) 6 mm

Question 31

A tooth can be displaced more than 1 mm in a facial-lingual direction but is not depressible into the socket.This tooth is displaying ___mobility.

A) Class 1
B) Class 2
C) Class 3