Health Issues Due to Input and Output Devices (Grade 11 NSC Matric Computer Application Technology): Flashcards
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10 cards from this deck
Ergonomics
Ergonomics
Science of designing furniture/equipment for comfort & efficiency
RSI (Repetitive Strain Injury)
RSI (Repetitive Strain Injury)
Injury from repeated movements affecting muscles, tendons, nerves
Carpal tunnel syndrome cause
Carpal tunnel syndrome cause
Compression of median nerve in wrist's carpal tunnel passage
Computer vision syndrome
Computer vision syndrome
Collection of eye symptoms from prolonged screen use
20-20-20 rule for eyes
20-20-20 rule for eyes
Every 20 min, look 20 feet away for 20 seconds
Proper chin position while computing
Proper chin position while computing
Parallel to desktop
Monitor top positioning
Monitor top positioning
At eye level
Ideal elbow angle when typing
Ideal elbow angle when typing
90 degrees
Proper knee angle when seated
Proper knee angle when seated
90 degrees
How often to stand and move
How often to stand and move
At least once every hour