Numeric Code
AAC coding technique in which a number stands for a word, phrase, or sentence. Communicate quickly with fewer keystrokes
Abbreviation Expansion
AAC device automatically expands the abbreviation into the expanded word. abd = abduction
Coverage Vocabularies
provide basic...
Numeric Code - answer AAC coding technique in which a number
stands for a word, phrase, or sentence. Communicate quickly with
fewer keystrokes
Abbreviation Expansion - answer AAC device automatically expands
the abbreviation into the expanded word. abd = abduction
Coverage Vocabularies - answer provide basic communication topics
as well as concepts for people who cannot spell - words, symbols, or
pictures
Acceleration Vocabularies - answer intended to increase the rate of
communication for people who can spell - letter codes stand for
words, phrases, and sentences
Semantic Encoding - answer pictures/symbols/icons represent
words, phrases, and sentences. Icons have potential for multiple
meanings
Predictive Selection - answer Icon prediction feature used with
scanning
Predictive Scanning - answer predictive approach based on the
frequency with which certain letters follow others in English
Word Prediction and Word Completion - answer displays words or
phrases a user is typing based on what has already been typed
,Fixed Predictive Devices - answer stored vocabulary that never
changes - very predictable and helps the user develop motor and
cognitive patterns that make retrieval faster
Adaptive Predictive Devices - answer change the order of words
keeping most frequently used words at the top of the list
Eye-Controlled Communication Systems - answer for people with
severe limb limitations but good eye and head control.
Keyguard - answer cover made of plexiglass or plastic that fits over
a keyboard for people who have difficulty pressing the right key or
who produce extra movements as they move key to key
Automatic Scanning - answer device presents available choices
continuously. Users must be able to wait for selection and activate
accurately at the correct time
Step scanning - answer press switch to move from choice to choice.
Must active another switch or wait for acceptance time to elapse to
choose. Motor fatigue has potential to be high with this method
Inverse Scanning - answer User holds switch to scan, releases to
select
Instructions - answer ATPs should provide written instructions for all
equipment and make sure it is accessible to client, cognitively and
physically. Provide supplemental instructions if necessary
Motor Skills Training Program (3 stages) - answer 1. Activate switch
and associate switch with result
2. Activate switch at a certain time consistently
, 3. Increase array that the user can consistently select in order to
improve scanning selection skills
HAAT - answer Human Activity/Assistive Technology Model
Human
Activity
Assistive Technology
Context - answer Operator using AT system properly?
Does the system allow user to meet goals for activity?
Does the system bridge the gap between the skills the consumer
has and the skills needed for the activity?
Does the system perform in the physical, social, and cultural
environment?
Follow-up versus Follow-along - answer Follow up = activities that
occur immediately after AT is installed
Follow-Along = activities that occur over a longer time span, often
over a life-time
Scanning - answer Most common type of INDIRECT selection in
which consumer uses a switch to select option when highlighted
Directed Scanning - answer user initiates scanning process then
selects option with a joystick or other switch. This is the fastest
indirect selection method
Acceptance Time - answer the length of time a user pauses at a
choice during directed scanning
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