Ergonomics Flashcards
What is the role of ergonomy
To reduce the risk of work- related injuries at work plo
How should the eyes be when in front of a computer
Eyes should point to the top third of the computer screen
Good posture for the forearm while sitting at a computer
Forearms should be parallel with the floor when typing
Elbows while at the computer workstation?
Be at the side
Feet while at computer work station
Feet should be flat on the floor with the thighs parallel with the floor
What is the counter lateral movement pattern
Swinging the opposite arm ANd leg foward as we walk
How many kilograms of weight does our head add to our weight
Six-eight
When you tilt the head forward how many degrees does it increase to
20 degrees
How many degrees should we keep the body for an upright position
30 degrees
Upper arms?
Keep it between vertical and 20• foward
How many degrees should the elbow be kept
The elbow should be kept btw 90–120%
How many degrees should the working object be placed for it to be seen at viewing tangle
10-30 degrees below the line of sight
Ergonomics divisions
Physical
Cognitive
Organizational
What is the main function of the lumber spine
Bear the weight of the body
Absorbs the stress of lifting and carrying objects
Main causes for sitting induced back pain
Sustained sitting
Lack of variation of movement
Increased activation of the spinal muscles
