1. A
2. A
3. B
4. A
5. B
6. A
7. B
8. C
9. C
10. B
11. People suffering carpel tunnel syndrome experience pain caused by the lubricating tendon shealth surrounding each tendon swelling. Also as the carpel tunnel is unable to expand, pressure is exerted onto the median nerve which results to numbness. This can be treated in a number of ways :
  • The use of hand and wrist braces
  • Use of anti-inflamatory drugs
  • Or in extreme cases, surgery
13. Other ergonomically issues to be addressed is the use of copyholders and the appropiate lighting and noise level. Copyholders are recommended to people who perform input tasks from paperbased documents. Copyholders elliminate the need to move back and forth to the paper and screen, which relieves movement on the neck. Appropiate lighting can result in productive gains. Lightinig is important as it decreases glare which can damage the eyes. Noise is one of the most distracting influences in the workplace. When noise occurs it is almost impossible to concentrate on the task at hand. To decrease sound, Mechanisms have been put into place, such as soundproof shields for printers.