DANB Dental Anatomy and Oral Health Assessment 2

Question 1

What does a periodontal probe measure during an oral examination?

Accepted Answer

The depth of the gingival sulcus or periodontal pocket

Answer

A periodontal probe measures sulcus or pocket depth in millimeters to assess the health of the supporting structures around each tooth.

Question 2

Which periodontal condition involves gingival inflammation WITHOUT bone loss?

Accepted Answer

Gingivitis

Answer

Gingivitis is limited to inflammation of the gingival soft tissue with no destruction of supporting bone, making it fully reversible with proper oral hygiene.

Question 3

What does 'furcation involvement' indicate in a periodontal assessment?

Accepted Answer

Bone loss extending into the area where root branches divide

Answer

Furcation involvement means that bone loss has progressed into the furcation area where multi-rooted teeth divide, indicating advanced periodontal disease.

Question 4

During an oral cancer screening, the dental assistant should look for:

Accepted Answer

Unexplained red or white patches, ulcers, or lumps in the oral cavity

Answer

Oral cancer screening involves identifying suspicious lesions such as leukoplakia (white), erythroplakia (red), persistent ulcers, and unexplained lumps or indurated areas.

Question 5

What is the primary diagnostic use of a dental explorer during an examination?

Accepted Answer

To detect caries, calculus deposits, and surface irregularities

Answer

The explorer's sharp tip catches on soft decayed tooth structure and rough calculus deposits, helping detect caries and surface defects.

DANB General Chairside Assisting (GC) Test Practice Test

DANB General Chairside Assisting (GC) Test Practice Test

DANB Dental Anatomy and Oral Health Assessment 2