chap 2 Flashcards
What is an AAC system?
An integrated set of elements used to boost communication.
What are the two broad categories of AAC forms?
Aided and unaided.
What do unaided forms of AAC require?
Some degree of motor control.
Who can use AAC forms?
Individuals with communication needs.
What factors influence the choice of AAC?
- Communication partner
- Context
- Individual’s characteristics (strengths & needs)
What is the recommendation regarding screen time for young kids and AAC?
Grant access to AAC at all times.
What are the types of AAC forms?
- Unaided
- Aided
What are some examples of unaided AAC forms?
- Gestures
- Manual signs
- Facial expressions
- Vocalizations
- Verbalizations
- Body language
What are some examples of aided AAC forms?
- Pictures
- Objects
- Photographs
- Writing
- Communication boards/books
- Speech generating devices (SGD)
What is a speech generating device (SGD)?
A device that produces speech output.
What are the two main types of voice output in SGDs?
- Digitized speech
- Synthesized speech
What is digitized speech?
Recorded, stored and reproduced natural speech.
What does ‘message banking’ refer to?
Digitally recording & storing sounds, words, phrases and sentences using a person’s own voice.
For whom is creating a message/sound bank primarily used?
People who maintain intelligible speech but anticipate its loss.
What is synthesized speech?
Electronically generated speech.
How can vocal characteristics of a speaker be reflected in synthesized speech?
Through voice banking.
What is text-to-speech synthesis?
A method for creating synthetic speech by extracting sound components from words.
True or False: Synthesized speech allows for the generation of speech in multiple languages.
True.
What are advantages of digitized speech over synthesized speech?
- More closely resembles natural speech
- Allows for recording of messages in the individual’s own voice
What are the disadvantages of synthesized speech?
Less natural-sounding speech and limited to generated phrases.
What is a key difference between synthesized and digitized speech?
Synthesized requires less memory storage.
