Grade 8 test two

Cognitive ergonomics is the protection of computer systems and information from harm, theft, and unauthorized use.

• False

• True

The goal of ergonomics is to prevent soft tissue injuries and musculoskeletal disorders.

• True

• False

The term ergonomics is rooted from organizational and physical ergonomics.

• False

• True

The over use of computer has associated with humans health problems.

• False

• True

Children are more sensitive to radio frequency radiation due to their smaller head circumference and brain size.

• False

• True

What is the goal of ergonomics in relation to computer use?

• To encourage long hours of computer use

• To prevent soft tissue injuries and muscle disorders

• To increase muscle diseases and injuries

• To promote improper sitting on the computer

What is the recommended position for elbows while using a computer?

• Above the desk, at 90-110 degrees  

•  At 180 degrees angle    

• At 45 degrees angle

• Below the desk

How should the shoulders be positioned while using a computer?

• Curled

• Hunched

•   Relaxed

•    Stretched

Where should the feet be placed while sitting at a computer?

•   Flat on the ground or footrest  

•  Hanging in the air   

•  On the desk

What is the recommended position for the head while using a computer?

• Looking up

• Upright with ears aligned with shoulders

• Tilted to the side