Crime Chapter 3 Hair Test Review Question and answers 100% correct 2024/2025
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Module
WCJC
Institution
WCJC
Crime Chapter 3 Hair Test Review Question and answers 100% correct 2024/2025 Crime Chapter 3 Hair Test Review
True or false: The hair shaft of the hair is considered class evidence in a trial? - correct answer True
True or false: Hair is composed of a protein called Cellulose? - correct ...
Crime Chapter 3 Hair Test Review
True or false: The hair shaft of the hair is considered class evidence in a trial?
- correct answer ✔True
True or false: Hair is composed of a protein called Cellulose? - correct
answer ✔False
True or False: All hairs on the head of a person are identical? - correct
answer ✔False
True or False: The cortex may contain pigment granules - correct answer
✔True
The hair shaft is composed of the cuticle, cortex, and.....? - correct answer
✔Medulla
Which factors are used to calculate the medullary index of the hair? - correct
answer ✔Width of medulla and the width of the hair
Which of the following characteristics is found in typical Asian hair? - correct
answer ✔Dark Medulla
Human hair has which type(s) of cuticle? - correct answer ✔Imbricate
Neutron activation analysis can check hair for the presence of....? - correct
answer ✔Silver
, Which part(s) of a hair can be analyzed for DNA? - correct answer ✔Root
The cuticle scales of the hair always point toward the....? - correct answer
✔Tip of the hair
The period of active hair growth is called the ---- stage. - correct answer
✔Anagen
Although variations can occur, which of the following best describes northern
European hair? - correct answer ✔straight and even distributed granules
Which of the following it most likely a result of hair bleaching? - correct
answer ✔A yellowish tint to the hair
Why is hair considered class evidence? - correct answer ✔It is class
evidence because there is no source of DNA (skin cells) Without DNA hair
can only indicate what racial group the individual may belong to.
Describe the structure of hair. Include in your answer the terms follicle,
medulla, cortex, and cuticle. - correct answer ✔Hair grows from a follicle
found in the skin. It is composed of the inner medulla, surrounded by the
cortex and protected by the outside cuticle
Describe two ways that animal hair differs from human hair. - correct answer
✔Animal hairs have different medulla patterns and a different cuticle pattern
A woman's body was found in the woods! After a hair collection was made the
lab determined that the ends of the hair were dyed. From the base of the root
to the dyed hair it was 8mm! They determined that the hair was dyed on
August 1,2004. assuming hair grows .44 mm/day, on what date did they girl
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