CPE CPE Biomechanics & Musculoskeletal Disorders Questions and Answers

Question 1

Which tissue type has the lowest blood supply and therefore the slowest healing rate after ergonomic injury?

Accepted Answer

Tendon

Answer

Muscle

Answer

Bone

Answer

Skin

Question 2

The NIOSH Lifting Equation uses a Recommended Weight Limit (RWL). What is the load constant (LC) used in the equation?

Accepted Answer

23 kg

Answer

18 kg

Answer

30 kg

Answer

51 lbs

Question 3

Which biomechanical model calculates compressive forces on the L5/S1 disc by treating the spine as a simple lever?

Accepted Answer

Static biomechanical model

Answer

RULA

Answer

OWAS

Answer

REBA

Question 4

Carpal tunnel syndrome results from compression of which nerve?

Accepted Answer

Median nerve

Answer

Radial nerve

Answer

Ulnar nerve

Answer

Brachial nerve

Question 5

What is the NIOSH Action Limit (AL) for back compressive force at L5/S1?

Accepted Answer

3,400 N

Answer

1,000 N

Answer

2,300 N

Answer

6,400 N

Question 6

Which of the following is a primary risk factor for work-related upper extremity musculoskeletal disorders (WRUEMSDs)?

Accepted Answer

Repetitive motion combined with forceful exertion

Answer

Low workstation height

Answer

High task variety

Answer

Frequent rest breaks