Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Which part… (a)Protects the brain? (b)Moves when you put your hand up? (c)Moves so that you can sit down? (d)Protects the lungs? (e)Supports the body and contains part of the nervous system? (f) Is a joint? Bones at the knee joint are lined with ….. at the surfaces which move against each other. This ….. is very tough and ….., which reduces friction. Additionally, the synovial fluid acts like oil on a bike wheel, and also reduces …. This stops the bone from ….. away. The joint is held together by elastic ….. so that it is strong but flexible. Crossing the joint are ……. They ….. muscle to bone. When a muscle contracts it is able to pull on a bone. Without a tendon, no ….. force would reach a bone! ligaments smooth pull wearing cartilage tendons friction attach