Fingerprints

Front

What are the three main types of fingerprint patterns?

Back

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

Front

How many deltas does a plain whorl fingerprint pattern usually have?

Back

2

Front

What are minutiae in the context of fingerprints?

Back

Minutiae are the unique features in a fingerprint, such as ridge endings and bifurcations, that help in identifying individuals.

Front

How many deltas does a loop fingerprint pattern usually have?

Back

1

Front

What is the least common fingerprint pattern?

Back

Arches are the least common fingerprint pattern.

Front

What is the most common type of animal hair used to make brushes for fingerprinting?

Back

Camel hair is the most common type of animal hair used for fingerprinting brushes.

Front

What is the significance of fingerprint patterns in forensic science?

Back

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

Front

What is the difference between a loop and a whorl fingerprint pattern?

Back

A loop fingerprint pattern has one delta and flows in one direction, while a whorl has two deltas and forms a circular pattern.

Front

What role do ridge counts play in fingerprint analysis?

Back

Ridge counts help in classifying fingerprints and determining their uniqueness.

Front

What is the purpose of using fingerprint powders in forensic investigations?

Back

Fingerprint powders are used to reveal latent fingerprints on surfaces for identification purposes.