Joints are the areas where 2 or more bones meet. Most joints are mobile, allowing the bones to move. Joints consist of the following: Cartilage. This is a type of tissue that covers the surface of a ...

Compact tissue. This is the harder, outer tissue of bones. Cancellous tissue. This is the sponge-like tissue inside bones. Subchondral tissue. This is the smooth tissue at the ends of bones, which is ...