Using Ergonomics To Prevent Injury
- 1.Ergonomics may prevent musculoskeletal injuries by:
- A.
Decreasing work load
- B.
Reducing physical and mental stress caused by the workstation setup
- C.
Increasing compensation
- D.
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- 2.Taking regular breaks from your work and doing stretching exercises may reduce the risk of repetitive motion injuries.
- A.
True
- B.
False
- 3.You should try taking __ to __ minutes breaks or changing tasks every ___ to ____ minutes.
- A.
20 to 30 ; 20 to 30
- B.
1 to 2 ; 10 to 20
- C.
3 to 5 ; 20 to 40
- D.
15 to 30 ; 40 min. to 1 hour
- 4.To improve your workstation: 1) Arrange your work so you can sit or stand comfortably in a position that does not put stress on any specific area of your body 2) Eliminate most movement from your waist 3)Take 10- to 15-second breaks frequently throughout your task 4) Stretch your body by getting up out of your chair and stretching your arms, shoulders, back, and legs.
- A.
True
- B.
False
- 5.If you do similar work or activities at home, DO NOT apply these principles.
- A.
True
- B.
False
- 6.A desk or work surface should have the following properties:
- A.
Large enough to accommodate papers, reference manuals, and other workstation tools, but arranged properly to access items easily.
- B.
At a height that allows enough space for your knees and thighs to comfortably fit under the desk.
- C.
A and B are correct
- D.
None of the Above
- 7.Your chair should maintain normal spinal curvature, be supportive, have adjustable armrests, breathable padded seat, and able to roll on five wheels for easy movement without tipping.
- A.
True
- B.
False
- 8.Your computer monitor should be:
- A.
Clear and easy for you to see without leaning forward or looking up or to one side.
- B.
At a height where the top of the screen is at eye level or within 15 degrees below eye level.
- C.
Less than an arm's length away from you.
- D.
All of the Above
- 9.Your computer keyboard and keyboard tray should:
- A.
Comfortable typing or keying
- B.
Be at a height that allows your elbows to be bent about 90 degrees and close to your sides.
- C.
Only A is correct
- D.
A and B are correct
- 10.When children use a computer:
- A.
Make sure the seat is high enough so your child can see the monitor without looking up and so your child's shoulders are relaxed when he or she types.
- B.
Use a footstool to support your child's feet if they don't rest comfortably on the floor.
- C.
Use a firm pillow behind your child's back to scoot him or her toward the front of the chair.
- D.
Adjust the keyboard/mouse and Avoid glare on the monitor screen.
- E.
All of the Above
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