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Worksheets711-Introduction to Ergonomics
Total questions: 20
Worksheet time: 10mins
Ergonomics is the science of fitting the job to a group of workers.
a) True
b) False
Musculoskeletal disorders can result when there is a mismatch between the physical _____ of the job and the physical _____ of the worker.
a) demands, requirements
b) requirements, capacity
c) requirements, requirements
d) demands, demands
By the age _____, most people have had their first episode of back pain.
a) 25
b) 35
c) 45
d) 55
It is clear that differences seen with some MSDs are due to physiological differences rather than differences in exposure.
a) True
b) False
Demanding repetitive or static muscular work requires energy, not necessarily strength.
a) True
b) False
The amount of effort in performing a task depends on a number of factors. _____ is not one of those factors.
a) Type of grip
b) Object weight
c) Object dimensions
d) Fatigue
What condition exists when any part of your body presses against an external object and the resulting sustained force has caused too much mechanical stress on tissues?
a) Mechanical trauma
b) Recovery trauma
c) Force trauma
d) Contact trauma
The _____ noise and the _____ duration, the greater the risk of injury.
a) louder, longer
b) softer, shorter
c) louder, shorter
d) softer, longer
Which of the ergonomics control strategies is most effective?
a) Technical controls
b) Engineering controls
c) Administrative controls
d) Interim measures
Workers are likely to develop MSDs when they _______.
a) work in an awkward position
b) use a great deal of force
c) repeatedly lift heavy objects
d) any of the above
Which of the following is not one of the three areas within which ergonomics risk factors exist?
a) The worker
b) The procedure
c) The task
d) The environment
Which of the following is not described in the text as a critical component of the loads imposed on tissues, which can lead to cumulative trauma disorders (CTDs) as well as other musculoskeletal disorders?
a) Level
b) Duration
c) Capacity
d) Frequency
The musculoskeletal system is made up of all of the following parts, except_____.
a) muscles
b) lymphs
c) tendons
d) nerves
When physical fitness is examined as a risk factor for MSDs, results are clear that it is a way of reducing work-related MSDs.
a) True
b) False
When hazardous conditions and unsafe behaviors exist, it's usually because_______.
a) employees lack common sense at work
b) employees have poor attitudes
c) managers don't care about employees
d) the safety management system has failed
All of the following are common locations of injury due to exerting excessive force, except _____.
a) neck/shoulder
b) foot/ankle
c) upper back
d) wrist/hand
This grip strategy to manipulate objects requires much greater muscle strength so it is more likely going to cause an injury.
a) Pinch grip
b) Power grip
c) Sustained grip
d) Intermittent grip
Which of the following is not listed as a component of proper computer workstation design you must address to maintain proper posture?
a) The printer
b) The work surface
c) The keyboard
d) The chair
Which of the ergonomics control strategies attempt to reduce exposure to an existing hazard through procedures and practices?
a) Technical controls
b) Engineering controls
c) Administrative controls
d) Interim measures
For proper work surface design, all of these factors should be considered, except____.
a) deep enough
b) wide enough
c) high enough
d) flat enough
