Kennedy Classification

Question 1

What are the requirements for the Kennedy Classification System?

Answer 1

1. allows visualization of the type of arch
2. permits differentiation between types of support
3. serves as a guide for design
4. is universally accepted

Question 2

Currently the most widely used classification system for RPD:

Answer 2

Kennedy Classification system

Question 3

Kennedy Classification system can be applied to:

Answer 3

All Partially Edentulous situations

Question 4

The Kennedy Classification System consists of:

Answer 4

4 classes

Question 5

In the Kennedy Classification system, the ____ determines that classification

Answer 5

lowest number

Question 6

Determine the Kennedy Class:

B/L Edentulous areas located posterior to the remaining natural teeth

Answer 6

Kennedy Class I

Question 7

Determine the Kennedy Class:

A unilateral edentulous area located posterior to the remaining natural teeth

Answer 7

Kennedy Class II

Question 8

Determine the Kennedy Class:

A unilateral edentulous area with natural teeth remaining both anterior and posterior to it

Answer 8

Kennedy Class III

Question 9

Determine the Kennedy Class:

A single, but bilateral (crossing the midline) edentulous area located anterior to the remaining natural teeth

Answer 9

Kennedy class IV

Question 10

Edentulous areas other than those determining the classification

Answer 10

Modification space

Question 11

Eight rules governing the application of the Kennedy Classification System:

Answer 11

Applegate’s Rules

Question 12

Applegate Rule 1 states that classification should:

Answer 12

Follow rather than precede any extractions of teeth that might alter the original classification

Question 13

Applegate Rule 2 states that if a 3rd molar is missing and is not to be replaced:

Answer 13

it is not considered in the classification
(generally, third molars are not replaced with a RPD)

Question 14

Applegate Rule 3 states that if a 3rd molar is present and is to be used as an abutment:

Answer 14

It is considered in the classification system

Question 15

Applegate Rule 4 states that if a second molar is missing and is not to be replaced:

Answer 15

It is not considered in the classification

(generally if the first molar is present and the second and third molars are missing, the second and third molars are not replaced)

Question 16

Applegate Rule 5 states that the _____ (or areas) always determines the classification

Answer 16

most posterior edentulous area

Question 17

Applegate Rule 6 states that edentulous areas other than those determining the classification are referred to as ___ and are designated by their ___.

Answer 17

modifications; number

Question 18

Applegate Rule 7 states that the ___ of the modification is not considered, only the ___ of additional edentulous areas is considered.

Answer 18

extent; number

Question 19

Applegate Rule 8 states that there can be no ___ in class ___ arches.

Answer 19

modification areas; class IV

(other edentulous areas lying posterior to the single bilateral area crossing the midline would instead determine the classification)

Question 20

Determine the Kennedy Class and Modification:

Answer 20

Kennedy Class I Mod 2

Question 21

Determine the Kennedy Class and Modification:

Answer 21

Kennedy Class II Mod 1

Question 22

Determine the Kennedy Class and Modification:

Answer 22

Kennedy Class II Mod 1

Question 23

Determine the Kennedy Class and Modification:

Answer 23

Kennedy Class II Mod 2

Question 24

Determine the Kennedy Class and Modification:

Answer 24

Kennedy Class III Mod 1

Question 25

Determine the Kennedy Class and Modification:

Answer 25

Kennedy Class III Mod 1

Question 26

Determine the Kennedy Class and Modification:

Answer 26

Kennedy Class III Mod 1

Question 27

This classification is based upon denture type:

Type 1: Mucosa borne
Type 2: Tooth-borne
Type 3: Mucosa and Tooth-borne

Answer 27

Craddock classification