Quiz LibraryForensic Science Hair and Fiber Screencast
Created from Youtube video: https://www.youtube.com/watch?v=2ej38665Ad8video
Concepts covered:trace evidence, medulla, natural fibers, synthetic fibers, forensic analysis
The video discusses the role of hair and fibers as trace evidence in forensic science, highlighting their use in linking suspects to crime scenes and identifying contact with victims. It explains the characteristics of hair, such as the medulla, cortex, and cuticle, and the types of fibers, including natural and synthetic, as well as methods for collecting and analyzing these materials.
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Forensic Science Hair and Fiber Screencast
Concepts covered:trace evidence, medulla, natural fibers, synthetic fibers, forensic analysis
The video discusses the role of hair and fibers as trace evidence in forensic science, highlighting their use in linking suspects to crime scenes and identifying contact with victims. It explains the characteristics of hair, such as the medulla, cortex, and cuticle, and the types of fibers, including natural and synthetic, as well as methods for collecting and analyzing these materials.
Question 1
Hair can link a suspect to a crime scene.
Question 2
Why are synthetic fibers unique in forensic analysis?
Question 3
The cortex of hair contains the _____ granules.
Question 4
CASE STUDY: During a burglary investigation, fibers were found on a broken window. The forensic team needs to identify the type of fibers to link them to a suspect's clothing.
What do the investigators recommend?
Question 5
Synthetic fibers have a medulla.
Question 6
What is a key step in fiber analysis?
Question 7
The medullary index is less in humans than in _____ .
Question 8
CASE STUDY: A forensic team is analyzing hair samples from a crime scene. They need to determine if the hair found belongs to the suspect. The team has collected several dozen hairs from the suspect's head for comparison.
What should the forensic team do next?
Question 9
Cotton is the most common plant fiber.
Question 10
How can hair link a suspect to a crime?
Question 11
Synthetic fibers are completely produced in the _____ .

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