RESNA computer access|57 Questions with 100% Correct Answers | Updated & Verified

use of touch screens, tongue touch - ️️allow direct point selection set on screen, good for children, tongue touch is dental mouthpiece that has 9 small switches and sends IR to computer (good for limited motor control, SCI) trainable or programmable controller - ️️use ultrasound, IR or radio frequncy to control only one device; controller clutter is a problem; programmable controllers are trainable and table of codes can be entered keyboard layout factors - ️️is client familiar with particular layout?; shared with anyone, match needs and skills efficiently with comfort control interfaces/computer - ️️trackball, mouse, keypad mouse (arrow keys); consider eye hand coordination and motor skills electric powered EADL support - ️️feeders; links to lights/tv/telephone; remote control preferable; house control eg open drapes; requires assessment; may be hospital based; frequent issue is lack of funding Eye control - ️️manual/eye blink; infrared video camera mounted below monitor; viewer tracks eye movement (eg glasses mounted) semantic encoding - ️️rate enhancement; pic sym represents words, phrases, sentences icon prediction - ️️user can recall sequences of icons as part of phrase or sentence, progressive retrieval to assist predictive selection - ️️icon prediction in use with scanning