What is the relationship between the structure of the joints and the function they perform.

The joint consists of:
1. articular surface covered with hyaline or fibrous cartilage;
2. The articular bag, which is stretched between the articulating bones, is attached along the edges of the articular surfaces and passes into the periosteum. Strengthened by ligaments.
3. The articular cavity is slit-shaped, hermetically closed. In the joint cavity – articular fluid.
All these features contribute to the participation in the movement of body parts relative to each other, contribute to maintaining the position of the body, that is, ensure the normal functioning of the joints

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