Back Pain Back Pain Prevention and Ergonomics

Question 1

What lumbar spine position is recommended during seated computer work to minimize back strain?

Accepted Answer

Neutral lumbar lordosis with lumbar support

Answer

Flexed (slumped) position

Answer

Maximum extension (arched)

Answer

Lateral flexion to the dominant side

Question 2

What is the recommended maximum weight for safe manual lifting by a healthy adult in US occupational guidelines?

Accepted Answer

51 lbs

Answer

10 lbs

Answer

35 lbs

Answer

75 lbs

Question 3

Which ergonomic adjustment is most important for preventing back pain in drivers who spend long hours in vehicles?

Accepted Answer

Setting lumbar support and taking breaks every 1-2 hours

Answer

Raising the seat as high as possible

Answer

Positioning the seat so hips are at 90°

Answer

Reclining the seat fully while driving

Question 4

Which risk factor is most strongly associated with occupational low back pain in the US workforce?

Accepted Answer

Whole-body vibration and heavy manual lifting

Answer

Computer use

Answer

Air conditioning exposure

Answer

Office work

Question 5

What is the proper technique for lifting a heavy object from the floor to prevent back injury?

Accepted Answer

Squat with a neutral spine, keeping the load close to the body

Answer

Bend at the waist with straight knees

Answer

Twist and lift in one motion

Answer

Lean back as you lift

Question 6

Which core strengthening exercise is considered a foundational movement for back pain prevention?

Accepted Answer

The plank (prone bridge)

Answer

Full sit-ups

Answer

Loaded spinal flexion

Answer

Standing side bends with weight