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Behavior Shaping

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BEHAVIOR SHAPING

It involves the use of selected reinforcers that being


learned with hopefully change a childs behavior
from an inappropiate to an appropiate form.It is
based on the stimulus response theory and
principes of social learning.
For example When the child enter the reception
room and associates this with a previous dental
experiences which was unpleasant,the childs
internal response is fear and anxiety while the
external response would be crying.
BEHAVIOR MODIFICATION
INVOLVES THREE TECHNIQUES
1. Desensitization
2. Modeling
3. Contingency management
DESENSITIZATION
It is also known as reciprocal inhibition.
Joseph wolpe (1975) used to remove fears
and tension in children who have had
previous unpleasant dental experience or
negative behavior.
Desensitization is accomplished by teaching
the children a competing response such as
relaxation and the introducing progressively
more threatening stimuli.

It ia an effective method for reducing a
maladaptive behavior.
Systemic desensitization is effective because
the patient learn to substitute an appropriate
or adaptive emotional response (relaxation)
for an inapropriate or maladaptive response
anxiety
TELL-SHOW-DO
Introduced by addleslon (1959).
Method popularly used nowadays for
modifying the behavior by desensitization in
children is TELL-SHOW-DO technique.
In this technique the child is told about the
treatment showed the instrument and than
the treatment is actually performed.Thus a
child who requires a restoration is told that
his teeth are to be brushed and cleaned.

While taking radiographs the x-ray machine is
introduced as a camera that takes the photo
of the teeth.
TELL-SHOW-DO technique needs to be
modified while treating a child who is visually
impaired.TELL-SMELL-DO or TELL-TOUCH-
DO should be used.
This is effective in children more than 3 years
of age.
MODELING
Introduced by Bandura (1969).
This procedure involves,allowing a patient to
observe one or more individuals (model) who
demostrate appropriate behavior in a
particular situation.The patient will frequently
imitate the models behavior when placed in a
similar situation.
MODEL CAN BE -
A. LIVE
B. FILMED
C. POSTERS
D. AUDIOVISUAL AIDS
CONTINGENCY MANAGEMENT
It is a method of modifying the behavior of
children by presentation or withdrawal of
reinforcers.
These reinforcers can be
A) Positive reinforcer It is the one whose
contingent presentation increases the
frequency of behavior (Henry W Fields,1984)
B) Negative reinforcer It is the one whose
contingent withdrawal increases the
frequency of behavior (stokes and
kenndy,1980)
Negative reinforcer is usually a termination of
an aversive stimulus . E.g withdrawal of the
mother.
TYPES OF REINFORCEMENTS :-
Social e.g positive facial
expression,praise,holding hand,physical contact by
shaking hand and patting shoulder or back.
Material May be given in the form of
toys,games.sweets are not given as reward since it
causes caries.
Activity reinforcers Involving the child in some
activity like watching television show/special
programmes with him.For the benefits of
contingency management social reinforcers are the
most effective,

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