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theory final review SI
theory final review SI
53
Other
Graduate
02/23/2011

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Term
something typical of SI model
Definition
integrating and using a number of sources of sensory information in the midst of accomplishing a meaningful, pleasurable task
Term
originator of SI model
Definition
Jane Ayres
Term
how SI model developed
Definition
Jane Ayres observed and recognized:

children with LD had difficulty interpreting sensory info from their bodies and the environment

sensory processing problems were often related to deficits in motor and academic learning
Term
SI is based on:
Definition
a conceptualization of how the brain functions as an organizer and interpreter of sensory information.

*experimental neuroscience on normal development studies, and on investigations with children who have learning disabilities.
Term
sensory integration dysfunction
Definition
occurs when the brain does not become properly organized for processing and integrating sensory info.
Term
population that SI is intended for
Definition
persons with mild to moderate problems in learning and behavior who do not have frank neurological damage
Term
things the SI model addresses
Definition
difficulties in sensory organization in the brain but not outright physical damage to the CNS

EX: stroke,CP, and spina bifida
Term
sensory integration impairment
Definition
brain fails to organize properly in the absence of clear neurological damage to the CNS or peripheral sensory pathways
Term
Janey Ayres belief
Definition
children with LD and children with sensory issues were not one group.

She suspected that they would manifest different types of sensory integrative problems.

She tested this by comparing typical children and children with Si problems and identified patterns of SI impairment

clusters of problems and neurological explanations backed up with empirical research
Term
early influences of SI model
Definition
neurodevelopmental approaches

originally based on an evolutionary view of the brain which emphasized that "as the brain evolved, higher and newer structures like the cerebral cortex remained dependent on adequate functioning of older structures"
Term
understanding of this is central to the SI model
Definition
The brain

new info. from the neurosciences is incorporated in the model and used to revise its theory.

constructs that discuss how the brain processes sensation and the resulting motor, behavior, emotrion and attention responses
Term
Sensory Integration
Definition
neurological process that organizes sensation from one's own body and from the environment and makes it possible to use the body effectively in the environment
Term
5 basic assumptions of SI theory
Definition
1. Neural Plasticity- ability of brain to change or be modified as a result of ongoing experiences of sensory processing

2. There is a developmental sequence of SI capacities-sequence unfolds as a result of interaction between normal brain maturation and accumulation of sensory experiences

3. The brain functions as an integrated whole

4. The brain organization and adaptive behavior are interactive: that is, brain organization makes possible adaptive behavior and adaptive behavior affects brain organization

5. people have an inner drive to participate in sensory motor activities
Term
Learning in SI model
Definition
dependent on the ability to take in and process sensation from movement and the environment and to use it to plan and organize behavior
Term
1. neural plasticity
Definition
the processing of sensory info. in the brain results in development of new neural interconnections that allow sensory info. to flow through appropriate channels and be interrelated with other sensory data.
Term
sensory intake
Definition
sensory integration and organization and adaptive occupational behavior result in a spiral of development.

increases with sensory motor activities
Term
developmental aspect of SI
Definition
enhancing sensory intake provides for further intake of sensory information in future sensory motor activities. Thus the spiral continues with the child building on each new level of brain organization.
Term
major arena for sensory motor behavior to take place
Definition
play
Term
more recent ideas of SI and neuro development
Definition
brain functions as a whole w/ important connections between cortical and subcortical functions

The higher cortical processes require that sensory integration occurs at lower subcortical levels.

plus, subcortical levels depend on cortical functions for processing sensory info.
Term
physiological focus of sensory integration
Definition
the sensory processes that are mostly subcortical and that profoundly affect higher cortical processes.
Term
SI affects
Definition
a wide variety of emotional and behavioral aspects of a child's performance as well as the ability to learn academic skills
Term
areas of sensory functioning
Definition
multimodal sensory processing.

Most attention has been directed to tactile, vestibular and proprioceptive sensory information but auditory and visual sensory information have also been considered.
Term
vestibular sensation
Definition
sensory awareness of one's position and head movement in relation to gravity

very important as a basis for sensory organization in the brain

experience of gravity and the use of the body in relationship to gravity is a ubiquitous feature of human action
Term
proprioception
Definition
the perception of joint and body movement and of the position of the body and its segments in space.

depends on sensory info. from the muscles and joints that underlies the development of body awareness.

also involves info. via impt. efferent feedback loop
Term
vestibular and proprioceptive sensation importance in SI
Definition
vestibular receptors detect movement of the head and elicit compensatory head, trunk and limb movements which correct for any movement of the head, trunk or limb to help us stay upright against gravity.

These receptors are also connected with eye muscles and enable the eyes to move in order to compensate for movement of the head.
Term
The frame of reference for SI
Definition
proprioceptive and vestibular
provides a frame of reference from which other sensory data are interpreted.

Serves as a reference point for monitoring and controlling movement.
Term
Inner Drive and play in SI model
Definition
inner drive- children have inner drive to seek out organizing sensations-manifested in sensory motor and play

in play children fulfill their needs for action
Term
mind/body idea in SI model
Definition
mind and brain are interrelated. Interdependence requires that children have positive experiences in using their bodies for the brain to be properly oriented to receive and organize sensory information.
Term
necessary elements of process of SI
Definition
experience and motivation
Term
spiral process of self actualization
Definition
reflects an integration of many ideas

attempts to synthesize MOHO with sensory integration concepts

accounts for the motivation factor in SI not just the neurodevelopmental

inner drive lead the indiviual to seek out and engage in sensorimotor activities that provide opportunities for sensory intake.

Through a process of SI, the CNS must process, organize and modulate sensory intake from the body and environment.

Individual must plan and organize adaptive behaviors, etc. See page 208 in book
Term
basic view of impairment according to SI
Definition
when individuals have deficits in processing and integrating sensory inputs, they also experience difficulty in planning and producing behavior that, in turn, interferes with conceptual and motor learning
Term
sensory modulation disorder
Definition
exists when people have difficulty responding to sensory input with behavior that is graded relative to the degree, nature, or intensity of the sensory information

3 subtypes
sensory overresponsivity
sensory underresponsivity
sensory seeking/craving
Term
sensory overresponsivity
Definition
responding with more speed, intensity or duration than is typical to one or many types of sensory information
Term
sensory underresponsivity
Definition
disregarding or not responding to sensory information leading to apathy or lethargy
Term
sensory seeking/craving
Definition
insatiable desire for and seeking excessive amounts of sensory information or a specific type of sensory information
Term
sensory-based motor disorders
Definition
manifest as difficulties with postural or volitional movement. Includes:
postural disorders-diff. stabilizing during rest or when moving
dyspraxia-impaired ability to conceive of, plan, sequence, or execute novel actions
Term
sensory processing disorder (SPD)
Definition
sensory modulation disorder-SOR,SUR,SS
sensory based motor disorder-dyspraxia, postural disorders
sensory discrimination disorder-
visual
auditory
tactile
vestibular
proprioception
taste/smell
Term
sensory discrimination disorder
Definition
refers to difficulty interpreting sensory info.

Difficulty perceiving similarities and differences among stimuli
can involve problems with visual, auditory, tactile vestibular or proprioceptive sensations and with taste/smell.

may manifest as awkward or slow motor performance or as difficulty with learning or language processes, depending on the types of sensations involved.

lots of empirical data on this
Term
SI therapy approaches
Definition
provide opportunities for enhanced sensory intake, provided within planning and organizing of an adaptive behavior, will imporve the ability of the CNS to process and integrate sensory inputs and through this process, enhance conceptual and motor learning.
Term
assessments for SI therapy
Definition
well established and developed and clearly outlined.

traditionally included the use of a formalized battery of tests, informal observation of performance and data gathered from caregivers and other sources.

need a top-down approach to assessment
Term
sensory integration and praxis tests
Definition
battery of tests designed to help therapists identify and understand sensory integrative impairments in children four through eight years of age

battery- tests relationships among tactile processing, vestibular-proprioceptive processing, visual perception and practice (planning ability).

grouped in 4 overlapping areas
*form and space, visual-motor coordination and constructional ability
*tactile discrimination
*praxis
*vestibular and proprioceptive processing

SIPT include 17 individually administered tests completed in about 90 minutes all tasks are performance oriented.

computer scored

specific pattern of low scores is indicative of a particular kind of problem
Term
SIPT
Definition
specific training and assessments used by those trained in this method. The course is lengthy and because of the training and time involved other assessment strategies are increasingly used.
Term
newer assessments used with SI model
Definition
sensory profile-measure of responses to commonly occurring sensory experiences designed for children aged 3-10 and the adolescent/adult sensory profile which is a self-report

The gravitational insecurity assessment-15 activities that create fear-inducing situations for children with gravitational insecurity and is used to identify children with this problem

The Test of Ideational Praxis-children asked to show the examiner all the things they can think of doing with six standard objects

The sensory processing measure-school-rating scale that captures information on sensory processing, praxis and participation in school.


Treatment is meant to have impact on behavior and so observations of neuromotor status and behavioral organization are also relevant to monitoring progress
Term
populations for SI
Definition
not just children with ld
adults
persons with schiophrenia
individuals with MR
Term
neurology and SI
Definition
knowledge of anatomy and physiology of the vestibular-proprioceptive system is used to determine what kind of sensory experience would most effectively stimulate vestibular organs and proprioceptors and elicit particular postural reactions.

neurology provides the logic for which therapy procedures to use
Term
equipment for SI
Definition
suspended equipment and scooter boards in context of play
Term
applying the model
Definition
shift from remediating the underlying problem in the client to focusing on how the problem interacts with everyday performance and choosing best approach
Term
core elements of sensory integration intervention process
Definition
provide sensory opportunities
provide just-right challenge
collaborate on activity choice
guide self-organization
support optimal arousal
create play context
maximize child's success
ensure physical safety
arrange room to engage child
foster therapeutic alliance
Term
parent perspective
Definition
important outcome measures of intervention was developing the ability to understand and reframe their child's behavior as a way to support and advocate for the child
Term
reason for wide range of outcomes in research on SI
Definition
treatment is individualized and therefor hard to measure and standardize
Term
difference between SI theory model and sensorimotor approach
Definition
sensorimotor emphasizes specific motor responses, whereas the concern of the theory model is specifically with how the child processes sensation
Term
SI theory model vs. sensory stimulation programs
Definition
sensory stimulation programs apply sensation to the child whereas in the sensory integrative approaches the child seeks out the sensation
Term
postural reactions
Definition
changes in one's body position to maintain equilibrium
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