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12 Questions

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Iconicity and Developmental Age

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Questions and Answers

At what age do typically developing children begin to understand that pictures can stand for objects or concepts?

3 years (correct)

18 months

5 years

2 years

What is the term used to describe the ability to perceive, interpret, understand, and use pictures communicatively?

Iconicity

Symbolic development

Dual representation

Pictorial competence (correct)

Does the degree of iconicity facilitate meaning in 18-month-olds?

Cannot be determined

No (correct)

Yes

Not mentioned

When do children begin to comprehend and use a variety of symbol types?

Around age 5 Signup and view all the answers

What is an example of a low-tech AAC option that can be used with pointing without contact?

A communication board Signup and view all the answers

What are the two primary motor requirements for using light pointing or optical sensors?

The ability to direct the light beam and maintain direction for a prescribed period of time Signup and view all the answers

What is the purpose of a head tracker in infrared technology?

To control the cursor on a computer screen Signup and view all the answers

What must individuals have in order to use light pointers and optical sensors accurately and efficiently?

Head control without excessive tremor or extraneous movements Signup and view all the answers

What technology can individuals use to make selections without direct physical contact?

Sonar Signup and view all the answers

What is the sensor used in AAC referred to as?

Head tracker Signup and view all the answers

Where is the sensor for AAC usually mounted?

On the forehead or eyeglasses Signup and view all the answers

What type of movements control the cursor on the computer screen for AAC?

Fine head movements Signup and view all the answers