What Are Fingerprints, and Why Do We Have Them?

On the finger tips there are many regular loops and whorls which form different patterns. The patterns of loops and whorls on.. fingers vary. No two people have the same loops and whorls on their fingers. Different names are given to different patterns, such as unshaped loops and bow-shaped loops. Some people have very special loops which do not look like anything. No matter what kind of loops a person has, the shapes of them will never change.

What is the function of the loops and whorls of the fingers? Functioning like the tread on the tyre of a bike, the loops can increase the frictional force and reduce the slipping when the hands hold things. In addition, the loops and whorls on the fingers can increase the sensitive of the tactual sensation.