44. OSHA 30 Construction Ergonomics Flashcards
ergonomics is
the study of work
what is good ergonomics
the ability to fit the work around the employee
ergonomic hazards can help account for how many occupational injuries
1/3 of them
carpal tunnel
Carpal tunnel syndrome is caused by pressure on the median nerve. The carpal tunnel is a narrow passageway surrounded by bones and ligaments on the palm side of the hand. When the median nerve is compressed, symptoms can include numbness, tingling, and weakness in the hand and arm.
tendonitis
Tendonitis is when a tendon is inflamed. It can happen to any tendon in the body. When a tendon is inflamed, it can cause swelling, pain, and discomfort. Another problem called tenosynovitis is linked to tendonitis. This is the inflammation of the lining of the tendon sheath around a tendon.
tenosynovitis
Tenosynovitis is a broad term describing the inflammation of the fluid-filled synovium within the tendon sheath. It commonly manifests as pain, swelling, and contractures, depending on the etiology.
de quervain
De Quervain tenosynovitis (dih-kwer-VAIN ten-oh-sine-oh-VIE-tis) is a painful condition affecting the tendons on the thumb side of the wrist. If you have de Quervain tenosynovitis, you will probably feel pain when you turn your wrist, grasp anything or make a fist
trigger finger
Trigger finger happens when the tendon that controls that finger can’t glide smoothly in the sheath that surrounds it. This may occur if part of the tendon sheath becomes swollen or if a small lump forms. This lump is called a nodule. Tendons are tough cords that attach muscle to bone.
raynaud syndrome/ white fingers
Raynaud’s phenomenon is a problem that causes decreased blood flow to the fingers. In some cases, it also causes less blood flow to the ears, toes, nipples, knees, or nose. This happens due to spasms of blood vessels in those areas. The spasms happen in response to cold, stress, or emotional upse
body movement is called
force
force is the
energy used to exert movement
