Ellis and Devi Tooth Fracture Classification

Ellis and Devi Tooth Fracture Classification

Assessment

Interactive Video

Science, Biology, Other

9th - 10th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial explains the Ellis and Devi classification of fractures, detailing nine classes ranging from enamel fractures to complex cases involving pulp exposure and tooth displacement. Each class is defined by the extent of damage to the tooth structure, including enamel, dentin, and pulp, as well as the tooth's vitality. The tutorial also covers avulsion and fractures specific to deciduous teeth, providing a comprehensive overview of dental trauma classification.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does Class 1 in the Ellis and Devi classification signify?

Fracture involving root only

Fracture involving pulp exposure

Fracture involving enamel only

Fracture involving enamel and dentin

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which structures are involved in a Class 2 fracture according to Ellis and Devi?

Root only

Enamel and dentin

Enamel, dentin, and pulp

Enamel only

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a characteristic of a Class 3 fracture?

Involves enamel only

Involves root only

Involves enamel and dentin without pulp exposure

Involves enamel, dentin, and pulp exposure

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the tooth in a Class 4 fracture?

The tooth is missing

The tooth is vital

The tooth is displaced

The tooth is non-vital due to trauma

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the defining feature of a Class 5 fracture?

The tooth has a root fracture

The tooth is displaced

The tooth is non-vital

The tooth is missing due to avulsion

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a Class 6 fracture, which part of the tooth is affected?

Crown only

Enamel only

Root only

Crown and root

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does Class 7 in the Ellis and Devi classification describe?

Fracture involving root only

Loss of crown

Fracture involving enamel only

Displacement of the tooth without fracture

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