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Domain 3 – ergonomics

Define ergonomicsIs the study and practice of designing products, systems or processes to take proper account of the interaction between them and the people who use them. What does the acronym RULA stand for? Rapid Upper Limb Assessment ONDOMAIN 3 – ERGONOMICS SPECIFICALLY FOR YOUFOR ONLY$13. 90/PAGEOrder NowWhat does the acronym REBA stand for? Rapid Entire Body AssessmentDefine anthropometryAnthropometry is the science of measuring the human body. What are two forms of anthropometric data? 1. Static – standing height, sitting height, length, bredth, depth of body segments, etc.
2. Dynamic/functional – reach, range of motion, force generated by hands , etc. Computer monitor center should normally be located how many degrees below horizontal eye level? 15-20 degreesUsing anthropometry – doorways should be designed to what percentile male? 95th percentile maleUsing anthropometry – reach should be designed for what percentile female? 5th percentileIf a message requires immediate action, which type of display is preferred (visual or auditory)? AuditoryComplex messages are better relayed through which display method (visual or auditory)? VisualUsing the NIOSH equation you find that one job has a lifting index of 1. 4 and another that has 0. 8. For which job would you recommend h ergonomic redesign? The job that has a lifting index of 1. 4. What is the maximum possible recommended weight limit when using the NIOSH equation (hint: load constant)? 23 kg or 51 lbTrue or False: In RULA and REBA ergonomic assesments, the lower score, lower the MSD risk? TrueComputer Workstation: Elbows stay in close to the body and are bent between ____ and ____ degrees. 90 and 120 degreesGive at least 5 risk factors for developing MSDsAwkward Posture, Static Posture, Force, Duration, Repetition, Contact Pressure, Vibration, etc. List three possible administrative controls for manual material handling?- Alternate heavy tasks with light tasks.
– Provide variety in jobs to eliminate or reduce
repetition (i. e., overuse of the same muscle groups).
– Adjust work schedules, work pace, or work practices.
– Provide recovery time (e. g., short rest breaks).
– Modify work practices so that workers perform work
within their power zone (i. e., above the knees, below
the shoulders, and close to the body).
– Rotate workers through jobs that use different
muscles, body parts, or postures.

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