Just about every metacarpal contains a base, shaft and a head. The medial and lateral surfaces of your metacarpals are concave, making it possible for attachment of your interossei muscles. Sprain and strains – Numerous hand and wrist injuries are a result of sprains whereby ligaments that connect two bones https://www.theorthopaedicandpainpractice.com/what-are-the-different-bones-found-in-my-hand/