Fingerprints Exam Review

Front

What is an ulnar loop in fingerprints?

Back

An ulnar loop is a fingerprint pattern that opens towards the pinky finger.

Front

What are the three main types of fingerprint patterns?

Back

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

Front

What is AFIS?

Back

AFIS stands for Automated Fingerprint Identification System, a digital database for fingerprints.

Front

What is a plain arch in fingerprint patterns?

Back

A plain arch is a fingerprint pattern that rises in the center and has no significant upthrusts.

Front

What is a ridge ending in fingerprint analysis?

Back

A ridge ending is a type of minutiae where a ridge terminates abruptly.

Front

What is a bifurcation in fingerprint analysis?

Back

A bifurcation is a type of minutiae where a single ridge splits into two.

Front

What is a delta in fingerprint patterns?

Back

A delta is a triangular area found in some fingerprint patterns, indicating a point of divergence.

Front

What is the significance of minutiae in fingerprint analysis?

Back

Minutiae are the unique features of fingerprints that are used for identification.

Front

What is the difference between a tented arch and a plain arch?

Back

A tented arch has a more pronounced upward thrust in the center compared to a plain arch.

Front

What is a whorl in fingerprint patterns?

Back

A whorl is a fingerprint pattern characterized by circular or spiral ridges.