Forensic science Hair Fibers

The characteristics of fiber evidence are:

• natural, made from plants, minerals, and animals

• fiber can be synthetic(nylon and polyester)

• unusual colors

• all of the above

Loren has obtained a search warrant to search a suspect’s home. He is looking for a wooden bat used in a beating crime. Which of the following items may he search?

• the suspect’s jewelry box

• the suspect’s laptop

• the suspect’s closet

• the suspect's automobile

Hair can provide clues about someone's ancestry?

• False

• True

Linda is a forensic scientist arriving at a crime scene. What must she do before she can examine the crime scene?

• take photographs of the crime scene

• preserve evidence by controlling the crime scene

• ensure the district attorney has first examined the scene

• question all witnesses on the scene

When viewing hair under a microscope you will see 3 main components cuticle, cortex, and ___________.

• core

• medulla

• root

Hair can be used to determine

• diet

• drug habits

• geographic history

• all of the above

Which of the following types of evidence includes hairs, fibers, and small amounts of bodily fluids?

• molded prints

• ballistics

• trace evidence

The police force in a particular city have to catch a serial killer who is on the loose. However, they can’t determine a pattern through which the killer chooses victims. Hence, the police decided to call in a specialist to help them solve the case. Which type of scientific specialist will the police call?

• entomologist

• ballistic

• psychologist

• none the above

The shaft of the hair is considered class evidence in a trial.

• True

• False

The 3 parts variations in the structure of hair are

• medulla

• cortex

• cuticle

• none of these

• all of the above