Skeletal System
Bones: the hard connective tissue forming the substance of the skeleton of most vertebrates, composed of a collagen-richorganic matrix
Ligaments: a band of tissue, usually white and fibrous, serving to connect bones, hold organs in place, etc.
Cartilage: a firm, elastic, flexible type of connective tissue of a translucent whitish or yellowish color; gristle.
Tendon: a cord or band of dense, tough, inelastic, white, fibrous tissue, serving to connect a muscle with a bone or part; sinew.