Which of the following would not be considered proper seating ergonomics?
A) Backrest provides support for your lower back (lumbar area).
B) Seat front that presses against the back of your knees and lower legs.
C) Armrests, if used, support both forearms while you perform computer tasks and they do not interfere with movement.
D) Seat has cushioning and is rounded with a waterfall front (no sharp edge).
Question 2
Which of the following working postures is not considered proper ergonomics?
A) Upper arms and elbow extended outward.
B) Head, neck, and truck are faced forward, not twisted.
C) Forearms, wrists, and hands are straight and in line, forearm at about 90 degrees to the upper arm.
D) Shoulders and upper arms are in line with the torso, generally about perpendicular to the floor and relaxed, not elevated or stretched forward.
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