Fingers have a complex anatomy. Each finger has 3 phalanges (bones) and 3 hinged joints; the thumb has two of each. Ligaments connect finger bones and help keep them in place. Tendons connect muscles to bones. Thumb Anatomy Image Diagram - Chart - diagrams and charts with labels. This diagram depicts Thumb Anatomy Image and explains the details of Thumb Anatomy Image.
Thumb Anatomy Image
