Every metacarpal includes a foundation, shaft and a head. The medial and lateral surfaces of your metacarpals are concave, allowing for attachment of the interossei muscles. Wrist drop is usually observed in lesions in the posterior interosseous nerve, that's shaped from the deep branch in the radial nerve because it https://www.theorthopaedicandpainpractice.com/what-are-the-different-bones-found-in-my-hand/