2 ASSISTIVE HIGH TECHNOLOGY

Question 1

HOW ARE COMPUTER SYSTEMS USED IN OT? (2)

Answer 1

1. Administrative
2. Client intervention

Question 2

REHABILITATIVE TECHNOLOGY

Answer 2

Used to establish, restore or modify function.

Question 3

UNIVERSAL DESIGN

Answer 3

Devices are designed for a range of abilities.

Question 4

HIA MODEL

Answer 4

Looks at the skills and abilities of the user.

1. No assistive technology to do the skills and abilities.
2. Assistive technology to help do the skills and abilities.

Question 5

EADL’s (Electronic Aids to Daily Living)

Answer 5

Control electronic devices in a person’s environment.
Ex: TV, phones

Question 6

AAC (Augmentative and Alternate Communications)

Answer 6

Allows for communication by supplementing or replacing the voice/ gestures.
Ex: text to speech.

Question 7

GENERAL COMPUTER ACCESS

Answer 7

Allows clients to perform tasks for which they have no alternative method.

Question 8

COMPONENTS OF A SYSTEM (3 puts)

Answer 8

1. Input:
   Human: physical/ sensory.
   AT: keyboards, switches.
2. Throughput:
   Human: cognition.
   AT: memory app.
3. Output:
   Human: physical/ motor.
   AT: visual, speech, tactile.

Question 9

CONTROL INTERFACE

Answer 9

Boundary between user and AT.
Allows users to operate the device.

Question 10

DIRECT SELECTION VS INDIRECT SELECTION

Answer 10

Direct selection:
Ex: keyboards

Indirect selection:
Ex: switches

Question 11

TYPES OF SWITCHES (6)

Answer 11

1. Mechanical switch: activated by force.
2. Electromagnetic switch: activated via radio waves.
3. Electric control switch: activated by signals from the body.
4. Proximity switch: activated by movement in the general area.
5. Pneumatic switch: activated by air flow.
6. Phonation switch: activated by speech.

Question 12

SWITCH ACTIVATION (2)

Answer 12

1. Momentary switch: Activates a device if there is contact.
2. Latching switch: turns device on, and remains on until switched off.