DH1 M7Q5 CH.19, 25

The incidence of gingivitis is greatest in what area?

Posterior palatal tissues

Anterior facial tissues

Gingival margin

Interdental tissues

Interdental tissues

A) A periodontal pocket is a pocket formed by gingival enlargement without apical migration of the junctional epithelium. B) A gingival pocket is a pocket formed as a result of disease or degeneration that caused the junctional epithelium to migrate along the cementum.

Both statements are false.

All of the following are steps that promote oral cleanliness and prevent deposits on the teeth, except:

Frequent snacking

Flossing

Chewing sugar-free gum

Toothbrushing

Frequent snacking

A) Smokers tend to have increased bone loss. B) An association between periodontal disease and all forms of tobacco has not been established.

Statement A is true and statement B is false.

A sulcus or a pocket has a gingival side and a tooth side. The gingival side is:

sulcular epithelium.

smooth muscle.

striated epithelium.

stressed epithelium

sulcular epithelium.

Irregular alignment of a single tooth or groups of teeth that leaves areas conducive to collection of microorganisms for biofilm formation is considered:

occlusion.

normocclusion.

malocclusion.

regocclusion.

malocclusion.

The following medications induce gingival enlargement, except:

dilantin.

synthroid.

cyclosporine.

nifedipine.

synthroid.

Which of the following acts as a barrier to keep infection out?

Sulcus

Connective tissue

Junctional epithelium

Cementoenamel junction

Junctional epithelium

Which of the following can influence the occurrence and severity of periodontitis?

Diabetes mellitus

Obesity

Osteoporosis

All of these are correct.

All of these are correct.

A habit, behavior, lifestyle, or condition that when present increases the probability of a disease occurring is a term often used in medical research. Which of the following best fits this definition?

Risk factor

Common factor

Likely factor

Arbitrary factor

risk factor

An individual can be in the "high-risk" or "low-risk" category for development of dental caries. All of the following factors are low-risk factors in the development of dental caries for adults except one. Which one of the following factors is not low risk?

Normal salivary flow

Uses xylitol gum

Sealants in pits and fissures

Poor manual dexterity

Regularly scheduled dental visits

Poor manual dexterity

A) Sealants are recommended for patients with low risk factors. B) Properly placed sealants close off the pits and fissures where microorganisms can live.

Statement A is false and statement B is true.

Saliva has many protective functions in the oral cavity. Which of the following is the most important protective property of saliva in the caries process?

Buffering of acids

Aid in digestion

Aid in speech

Carrier of antibodies

Buffering of acids

What does the "M" in CAMBRA stand for?

Mean

Management

Moderate

None of these are correct.

Management

Which of the following bacteria are the infectious organisms that colonize the teeth, help to form dental biofilm, and are responsible for the dental caries process?

Streptococcus mutans

Bacteroides forsythus

Prevotella intermedia

Eubacterium nodatum

Streptococcus mutans

Which of the following is a moderate risk factor for dental caries?

No or few medications

Multiple restorations

Dentally aware

Uses xylitol gum between meals

Multiple restorations

Which of the following is not a fermentable carbohydrate?

Xylitol

Sucrose

Fructose

Cooked starch

Glucose

Xylitol

Which of the following is not true of dental caries?

Caries is an infectious disease.

Caries is a transmissible disease.

Caries is an eradicated disease.

Caries is a preventable disease.

Caries is an eradicated disease.

Your patient presents with a definitive carious lesion diagnosed by the dentist. What is the treatment plan for a cavitated carious lesion?

Take a "wait and see" approach.

Send the patient for a second opinion.

Expose a radiograph just to be sure.

Wait until symptoms develop before treatment.

Appoint for a restoration.

Appoint for a restoration.

Which of the following is a behavioral risk factor for dental caries?

Family history of dental caries

Immune response

Xerostomia

Inadequate biofilm removal

Inadequate biofilm removal