Health. Word formation

Choose the correct answer. These new joints could prove very ____ (BENEFIT) to arthritis sufferers.

Choose the correct answer. Artificial joints can replace the ____ (PAIN), worn-out ones.

Choose the correct answer. Although some believe that joint replacement may be ____ (COST).

Choose the correct answer. This condition is more common among the elderly, but some people can be sufferers from ____ (CHILD).

Choose the correct answer. Apart from ____ (TRADITION) painkillers, little or no treatment is available.

Choose the correct answer. Most types of arthritis involve the deterioration of cartilage, which is an ____ (ESSENCE) material covering the ends of the bones in the joint.

Choose the correct answer. When the ____ (HEALTH) cartilage wears out, it becomes rough and this causes pain when the joint moves.

Choose the correct answer. However, scientists have designed ____ (ARTIFICE) joints.

Choose the correct answer. Numerous patients are ____ (ANXIOUS) waiting for this medical breakthrough.

Choose the correct answer. However, ____ (AMBITION) scientists have designed new joints.