This is a drag and drop exercise - but it is a bit fussy. You must drag answers in from the right and wait for the orange blank boxes to turn brown before it will let you drop!
Joints are formed wherever two bones meet to allow ❌. The end of each bone is covered in ❌ and the joint is lubricated with ❌ fluid. Hips and shoulders have ❌ joints while fingers and knees have ❌ joints. If a joint becomes swollen and painful it may indicate that the patient has ❌.

Don't forget to drag answers in from the right in this drag and drop exercise and wait for the blank orange boxes to turn brown before dropping.

Bone is made of two types of tissue. The living part is called bone ❌ and is where the body makes ❌ cells. The hard part of the bone is rich in ❌. Long bones such as those found in arms and legs are made of ❌ bone whilst smaller lighter bones such as those in ankles and wrists are ❌ - contain needle like pieces of bone with large spaces between. Long bones such as femurs have growth ❌ at either end. In children and young people growth occurs where ❌ cells divide but eventually the cartilage ❌ - turns to bone - and the person stops growing.