OHST OHST Workplace Ergonomics & Human Factors 2

Question 1

What is the NIOSH Lifting Equation used for?

Accepted Answer

Determining a recommended weight limit for manual lifting tasks

Answer

The NIOSH Lifting Equation calculates a Recommended Weight Limit for a specific lifting task by accounting for factors such as frequency, distance, and posture.

Question 2

Which body region is most commonly affected by work-related repetitive strain injuries?

Accepted Answer

Lower back and upper extremities

Answer

The lower back and upper extremities — including shoulders, elbows, wrists, and hands — are the most frequently reported sites of work-related musculoskeletal disorders.

Question 3

What is an administrative control for ergonomic hazards?

Accepted Answer

Implementing job rotation to reduce exposure time

Answer

Job rotation is an administrative control that reduces an individual worker's exposure to a specific ergonomic risk factor by spreading the exposure across multiple workers.

Question 4

What does 'anthropometry' mean in the context of ergonomics?

Accepted Answer

The measurement of human body dimensions used to design workplaces and tools

Answer

Anthropometry is the science of measuring human body dimensions, and ergonomists use this data to design workstations, tools, and equipment that fit a range of workers.

Question 5

Which tool is commonly used to evaluate ergonomic risk levels in a workplace?

Accepted Answer

RULA (Rapid Upper Limb Assessment)

Answer

RULA (Rapid Upper Limb Assessment) is a widely used observational tool that scores posture, force, and repetition to identify upper limb ergonomic risk.

OHST Exam Practice Test

OHST Exam Practice Test

OHST OHST Workplace Ergonomics & Human Factors 2