Kennedy’s Classification of the Partially Edentulous Arch Flashcards

1
Q

skipped
Requirements of a Classification
System:
(4)

A

• Allows visualization of the type of arch
• Permits differentiation between types of
support
• Serves as a guide for design
• Is universally accepted

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2
Q

— number determines the
classification

A

Lowest

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3
Q

Kennedy Class 1

A

Bilateral edentulous areas located
posterior to the remaining natural teeth

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4
Q

Kennedy Class II

A

A unilateral edentulous area located
posterior to the remaining natural teeth

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5
Q

Kennedy Class III

A

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

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6
Q

Kennedy Class IV

A

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

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7
Q

Modification Space

A

• Edentulous areas
other that those
determining the
classification.

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8
Q

Applegate’s Rules

A

Eight rules governing the
application of the Kennedy
Classification system

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9
Q

Rule 1

A

Classification should follow
rather than precede any
extractions of teeth that might
alter the original classification

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10
Q

Rule 2

A

If a third molar is missing and is not
to be replaced, it is not considered
in the classification. Generally,
third molars are not replaced with
a RPD.

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11
Q

Rule 3

A

If a third molar is present and is to be
used as an abutment, it is considered
in the classification.

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12
Q

Rule 4

A

If a second molar is missing and is not to
be replaced, 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.

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13
Q

Rule 5

A

The most posterior edentulous area
(or areas) always determines the
classification.

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14
Q

Rule 6

A

Edentulous areas other than those
determining the classification are
referred to as modifications and are
designated by their number.

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15
Q

Rule 7

A

The extent of the modification is
not considered, only the number
of additional edentulous areas is
considered.

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16
Q

Rule 8

A

There can be no modification areas in Class
IV arches. Other edentulous areas lying
posterior to the single bilateral area
crossing the midline would instead
determine the classification (see Rule 5).

17
Q

Craddock Classification
This classification is based upon the

A

denture type.

18
Q

Craddock Classification (3 types)

A

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