carbon. 1  Chemistry. a widely distributed element that forms organic compounds in combination with hydrogen, oxygen, etc., and that occurs in a pure state as diamond and graphite, and in an impure state as charcoal.
The tibia and fibula are the two long bones in the lower leg. They are closely linked at the knee and ankle, but they are two separate bones. â¢ The tibia is the bone that forms the shin and is the larger of the two. lower-leg bones. â¢ The top of the tibia connects to the knee joint and the bottom of the tibia. connects to the ankle joint.
Tibia and Fibula (Long Bones) Though the tibia (commonly called the shin bone) is not a part of the foot, it plays an important role. The foot is connected to the body where the bones of the foot and ankle meet the tibia and fibula (the small bone to the outside of the tibia).