Front

What is an accidental whorl?

Back

A fingerprint pattern that has two or more deltas and does not fit into the other categories of loops or arches.

Front

What are the two types of arches in fingerprints?

Back

Plain arch and tented arch.

Front

What is a radial loop?

Back

A fingerprint pattern that opens towards the thumb.

Front

What is a whorl in fingerprint classification?

Back

A fingerprint pattern that has at least two deltas and is given a numerical value in the primary classification system.

Front

What is the most common fingerprint pattern?

Back

Loop.

Front

What is a plain arch?

Back

A fingerprint pattern that rises in the center and has no significant upward thrust.

Front

What is a tented arch?

Back

A fingerprint pattern that has a central core and a sharp upward thrust.

Front

What is an ulnar loop?

Back

A fingerprint pattern that opens towards the little finger.

Front

What is the significance of deltas in fingerprint patterns?

Back

Deltas are points where ridges split or converge, used to classify fingerprint patterns.

Front

How many core types are there in fingerprint patterns?

Back

Three: loops, whorls, and arches.