Question 1

Periodontal disease may be triggered by all but which of the following factors?

Accepted Answer

A)  Unattached gingiva
B)  Malocclusion
C)  Nutritional deficiencies
D)  Some blood pressure medications A

Question 2

It is important to document home care and that the patient has been informed about the potential for future periodontal disease if home care does not improve.

Accepted Answer

A) True 
 B)False  True

Question 3

Periodontal disease is considered to be localized if fewer than ___% of sites in the mouth are affected.

Accepted Answer

A)  10
B)  30
C)  50
D)  90 B

Question 4

Which of the following is not a characteristic of aggressive periodontitis?

Accepted Answer

A)  It is characterized by necrosis of gingival tissues, periodontal ligament, and alveolar bone.
B)  Aggressive periodontitis occurs before 35 years of age.
C)  Aggressive periodontitis is a rapidly progressive form of periodontitis.
D)  Aggressive periodontitis is not generally associated with other systemic diseases.

Question 5

_____ is not a risk factor for periodontal disease.

Accepted Answer

A)  Smoking
B)  Osteoporosis
C)  Carbohydrate consumption
D)  Stress

Question 6

Which of the following must be removed by the dentist or the dental hygienist with scaling instruments?

Accepted Answer

A)  Food debris
B)  Plaque
C)  Calculus
D)  Erythrosine stain

Question 7

A woman with severe periodontal disease has a greater risk for a preterm infant with low birth weight.

Accepted Answer

A) True 
 B)False

Question 8

Which is not true of perioscopy?

Accepted Answer

A)  It is a new procedure that uses a miniature dental endoscope with video, lighting, and magnification technology to look into a deep subgingival pocket.
B)  It is able to determine the precise location of root deposits, granulation tissue, caries, and root fractures.
C)  It assists the operator in identifying and removing calculus that might have been missed.
D)  It is unable to identify initial decay or cracks.

Question 9

Which of the following systemic conditions is not associated with sex hormone gingival disease?

Accepted Answer

A)  Puberty
B)  Pregnancy
C)  Menstrual cycle
D)  Leukemia

Question 10

A probing depth of more than ___ mm is associated with gingival disease.

Accepted Answer

A)  2
B)  3
C)  4
D)  6

Question 11

Periodontal science has proven a relationship with:

Accepted Answer

A)  liver failure.
B)  renal disease.
C)  several types of cancer.
D)  several systemic diseases.

Question 12

The reason why women with severe periodontal disease have a greater risk for preterm low-birth-weight (PLBW)babies is thought to be due to:

Accepted Answer

A)  increased placental bacteremia causing the infant to reject the mother.
B)  certain biochemicals produced with periodontal disease, which can create hormones that cause early uterine contractions and labor.
C)  increased metabolic requirement due to bacterial load.
D)  the rise in basal metabolic rate due to the constant, chronic inflammatory response.

Question 13

The presence of which of the following conditions indicates periodontitis rather than gingivitis?

Accepted Answer

A)  Inflammation
B)  Loss of attachment
C)  Tight adaptation of tissue to teeth
D)  Increased pocket depth without loss of attachment

Question 14

Which of the following is the leading cause of tooth loss in adults?

Accepted Answer

A)  Caries
B)  Old age
C)  Periodontal diseases
D)  Lack of home care

Question 15

Which of the following is a type of gingival infection is characterized by necrosis of gingival papillae?

Accepted Answer

A)  Juvenile periodontitis
B)  Prepubertal periodontitis
C)  Necrotizing ulcerative gingivitis
D)  Necrotizing ulcerative periodontitis

Question 16

Subgingival calculus:

Accepted Answer

A)  is found above the margin of the gingiva.
B)  is visible as a yellowish-white deposit.
C)  occurs frequently near the openings of Wharton's ducts and Stensen's ducts.
D)  is not site specific and is found throughout the mouth.

Question 17

Bacteria in dental _____ cause inflammation by producing enzymes and toxins that destroy periodontal tissues and lower host defenses.

Accepted Answer

A)  calculus
B)  plaque
C)  scum
D)  subgingival calculus

Question 18

Almost ___% of American adults have some sort of periodontal disease.

Accepted Answer

A)  35
B)  49
C)  60
D)  75

Question 19

Perioscopy uses:

Accepted Answer

A)  a miniature a miniature dental endoscope, along with video, lighting, and magnification.
B)  time-release antibiotic spheres delivered in a mouth tray.
C)  a surgical microscope with use of gingival retraction cord.
D)  reflection of tissue and treatment of root surfaces with fibronectin.

Question 20

Which of the following classifications of chronic periodontitis is indicated by clinical attachment loss of up to 4 mm?

Accepted Answer

A)  Gingivitis
B)  Slight periodontitis
C)  Moderate periodontitis
D)  Severe periodontitis

Exam 14: Periodontal Disease