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.

Question

​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.

Quizplus · Accepted Answer

Proper ergonomics emphasizes maintaining a neutral body position to reduce strain and risk of injury. Upper arms and elbows should be close to the body and not extended outward, as this can lead to strain and discomfort. Choices B, C, and D describe proper ergonomic postures that help in maintaining a neutral and comfortable working position.

​Which of the Following Working Postures Is Not Considered Proper

Which of the Following Working Postures Is Not Considered Proper