There are 8 carpal bones, 5 metacarpal bones, and 14 phalanges in your hand and wrist. Let's take a closer look. Health ... Anatomy 101: Finger joints. (2017). https: ...

Bearing the anatomy of each metacarpal in mind, it must be noted the 4 th metacarpal shaft, in particular, is more slender in comparison, thus decreasing the force it will withstand. [ 2 , 6 ] ...

This may not be the first appearance of the modern human hand, but we believe that it is close to the origin, given that we do not see this anatomy in any human fossils older than 1.8 million years.