The five areas of human functioning are seeing, hearing, mobility, speech and learning. When operating a computer, the areas causing the most difficulty are vision, hearing and mobility (physical impairments). Below are descriptions of different devices that are essential to the use of the computer. Problems arise when disabled people desire to use the computer. Hopefully, the descriptions below will contribute to soloving some of the problems disabled people have when operating a computer. Connected to this page is another page that will offer some solutions for some of the problems. Also outside resources have been provided to help you locate help and devices to fit your needs. We hope that this information will prove helpful.
The individual does not have the strength or finger dexterity to handle diskettes.
Standard two or three button mice make it difficult for those who have sight loss or visual challenges to follow or see the pointer.
Clicking, pointing, and dragging are difficult for individuals who do not have enough fine motor control and strength to use the mouse.
Strength and range of motion is needed to position and use the mouse on the desktop and mouse pad.
Alternate input devices:
Switches, Scanners, and Optical Characters Recognition Software--Software options can include full screen, single line, ruler view, dual view, zooming glass, magnifying glass, and inversion of screen display.
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