Forensic Techniques in Hair and Fiber Evidence Collection

Forensic Techniques in Hair and Fiber Evidence Collection

Assessment

Interactive Video

Science, Biology, Other

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial at the National Forensic Academy demonstrates techniques for searching and recovering hairs and fibers. It emphasizes the use of oblique lighting to identify recent evidence, avoiding vacuum cleaners that may collect older samples. Various collection methods are discussed, including the druggist fold and sticky notes, with a focus on proper documentation and preservation of evidence. The tutorial highlights the importance of using clean tools and changing gloves between collections to prevent contamination.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary focus of the National Forensic Academy as mentioned in the video?

Fingerprint analysis

Ballistics testing

DNA sequencing

Searching and recovering hairs and fibers

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are vacuum cleaners becoming less popular for collecting hairs and fibers?

They damage the evidence

They are difficult to use

They are too expensive

They collect old evidence

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the advantage of using oblique lighting in forensic investigations?

It requires less training

It is faster than other methods

It helps identify recent evidence

It is cheaper than other methods

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a druggist fold used for in the context of evidence collection?

To fold clothes

To store chemicals

To collect and store hairs and fibers

To label evidence

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be included on the back of a druggist fold?

The type of evidence

The date of collection

The name of the collector

Information about the evidence source

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which tools can be used to collect hairs and fibers?

Scissors and tape

Forceps and gloves

Magnifying glass and ruler

Tweezers and brushes

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to photograph evidence during collection?

To enhance the evidence

To make the process faster

To provide a visual record of its original location

To ensure it is not lost

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