Fingerprints

Front

What is a fingerprint?

Back

A fingerprint is an impression or mark made by the pattern of ridges and valleys on the surface of a fingertip.

Front

What are the three main types of fingerprints?

Back

The three main types of fingerprints are loops, whorls, and arches.

Front

What is a loop fingerprint?

Back

A loop fingerprint is characterized by ridges that enter from one side, loop around, and exit from the same side.

Front

What is a whorl fingerprint?

Back

A whorl fingerprint has circular or spiral patterns and is classified into different types such as plain whorl and central pocket whorl.

Front

What is an arch fingerprint?

Back

An arch fingerprint has ridges that rise in the center, creating a wave-like pattern.

Front

What is a plain arch?

Back

A plain arch is a type of fingerprint where the ridges enter from one side and exit from the other without any significant upthrust.

Front

What is a tented arch?

Back

A tented arch is similar to a plain arch but has a pronounced upward thrust in the center.

Front

What is an accidental whorl?

Back

An accidental whorl is a fingerprint that contains two or more different patterns, such as a loop and a whorl.

Front

What is a radial loop?

Back

A radial loop is a type of loop fingerprint that opens towards the thumb.

Front

What is a central pocket whorl?

Back

A central pocket whorl is a type of whorl fingerprint that has a core and is surrounded by ridges that make a complete circuit.