Forensics: Chapter 6- Review

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FIngerprints are formed

At 10 weeks' gestation (pregnancy)

Fingerprints are formed deep within the the dermis layer of skin.

False

Fingerprints are generally considered to be a form of class evidence.

False

Fingerprints of the left hand are mirror images of the fingerprints on the right hand.

False

It is necessary to obtain a full print from a suspect in order to compare his fingerprint with a fingerprint found at the crime scene.

False

Plastic prints must be dusted or treated in order to identify the ridge patterns.

False

The type of powder used to dust prints will vary depending upon the weather conditions when the print is lifted.

False

It is important to always photograph a fingerprint before you attempt to lift it.

True

NGI improves the speed and accuracy of fingerprint searches because if electronically accesses fingerprints from local, state, and national agencies.

True

Similar print or ridge patterns can also be found on the toes.

True

Fingerprint impressions left on a smooth surface consist of natural secretions of the sweat pores found in the friction ridge of the skin.

True

Fingerprints that are actual indentations left in some soft material such as clay or putty are referred to as

Plastic fingerprints

The presence of two deltas in a fingerprint can indicate

That a print is a whorl pattern

The use of fingerprints in identification is not perfect because

The current technology depends on humans to analyze the information and humans make mistakes.


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