DANB CDA DANB CDA Oral Pathology and Dental Emergencies

Question 1

Which of the following is the correct first step when a patient experiences syncope (fainting) in the dental chair?

Accepted Answer

Place the patient in a supine (reclined) position with legs elevated

Answer

Administer oxygen immediately

Answer

Call 911 first

Answer

Give the patient water to drink

Question 2

A white, non-wipeable lesion on the oral mucosa that cannot be classified as any other condition is termed:

Accepted Answer

Leukoplakia

Answer

Erythroplakia

Answer

Aphthous ulcer

Answer

Herpetic lesion

Question 3

A patient reports crushing chest pain radiating to the left arm during a dental appointment. The dental assistant should:

Accepted Answer

Discontinue treatment, activate EMS (911), and prepare the emergency kit

Answer

Continue the procedure while monitoring the patient

Answer

Administer nitroglycerin immediately without checking history

Answer

Have the patient walk to the reception area to rest

Question 4

Herpetic whitlow in a dental healthcare worker is caused by contact of which virus with a break in the skin?

Accepted Answer

Herpes simplex virus (HSV)

Answer

Hepatitis B virus

Answer

HIV

Answer

Varicella-zoster virus

Question 5

What is the clinical appearance of an aphthous ulcer (canker sore)?

Accepted Answer

Painful, round ulcer with a gray-white pseudomembrane and red halo on movable mucosa

Answer

White, non-wipeable plaque on attached gingiva

Answer

Fluid-filled vesicle on the lip vermilion

Answer

Painless firm nodule on the tongue

Question 6

Which systemic condition is most closely associated with delayed healing after a tooth extraction?

Accepted Answer

Uncontrolled diabetes mellitus

Answer

Hypertension

Answer

Seasonal allergies

Answer

Mild anemia