ABE Endodontic Microbiology and Pathology

Question 1

Which microorganism is most commonly associated with primary endodontic infections?

Accepted Answer

Enterococcus faecalis

Answer

Herpes simplex virus

Answer

Candida albicans

Answer

Streptococcus mutans

Question 2

What is the primary function of irrigants in endodontic therapy?

Accepted Answer

To clean and disinfect the root canal system

Answer

To strengthen the tooth's enamel

Answer

To relieve pain and discomfort

Answer

To enhance the color of the tooth

Question 3

Which of the following diseases is characterized by the necrosis of the dental pulp and periapical tissue?

Accepted Answer

Apical periodontitis

Answer

Pulpitis

Answer

Periodontitis

Answer

Gingivitis

Question 4

How is a periapical abscess typically diagnosed?

Accepted Answer

With periapical radiographs or imaging

Answer

Through visual inspection only

Answer

Using a cold test for pulp vitality

Answer

By measuring the tooth's mobility

Question 5

What is the role of antimicrobial agents in the management of endodontic infections?

Accepted Answer

To prevent bacterial growth and assist in infection control

Answer

To promote tooth re-mineralization

Answer

To enhance the tooth's aesthetic appearance

Answer

To strengthen the dentin structure