The tiny finger, or pinky finger, helps in gripping objects tightly because it is near to the palm. Boutonniere Deformity: The MCP (metacarpophalangeal) joints as well as DIP (distal interphalangeal) joints are impacted.  The key harm is usually to flexion of your proximal interphalangeal joints because of damage to the central https://www.theorthopaedicandpainpractice.com/what-are-the-different-bones-found-in-my-hand/