Forensics Fingerprint Patterns

Front

What is a plain arch fingerprint?

Back

A fingerprint pattern characterized by ridges that enter from one side and exit on the opposite side without any significant upthrusts.

Front

What is a plain whorl fingerprint?

Back

A fingerprint pattern that has at least one ridge that makes a complete circuit, forming a circular or spiral shape.

Front

What is a radial loop fingerprint?

Back

A fingerprint pattern where the ridges enter from one side, loop around, and exit on the same side, with the loop opening towards the thumb.

Front

What is an ulnar loop fingerprint?

Back

A fingerprint pattern where the ridges enter from one side, loop around, and exit on the same side, with the loop opening towards the little finger.

Front

What is an accidental whorl fingerprint?

Back

A fingerprint pattern that does not fit into any of the standard categories (arch, loop, or whorl) and contains two or more different patterns.

Front

What is a double loop whorl fingerprint?

Back

A fingerprint pattern consisting of two separate loops that merge together, creating a complex design.

Front

How can you identify a tented arch fingerprint?

Back

A fingerprint pattern that has a central core and rises sharply in the center, resembling a tent.

Front

What are the main types of fingerprint patterns?

Back

The main types are arches, loops, and whorls.

Front

What is the significance of fingerprint patterns in forensics?

Back

Fingerprint patterns are unique to individuals and can be used for identification in criminal investigations.

Front

How do you differentiate between radial and ulnar loops?

Back

Radial loops open towards the thumb, while ulnar loops open towards the little finger.