Question 1

It is not necessary for questioned and standard/reference hairs to come from the same area of the body.

Accepted Answer

A) True 
 B)False

Question 2

A regenerated fiber can be derived from:

Accepted Answer

A)   Polyester
B)   Cellulose
C)   Rayon
D)   AcetateE) B) and C)
F) B) and D)

Question 3

Which race is most likely to have head hair with continuous medullae?

Accepted Answer

A)   Negroid
B)   Caucasian
C)   Mongoloid
D)   Native AmericanE) A) and D)
F) A) and C)

Question 4

Cellulose is the basic component of:

Accepted Answer

A)   Sugar.
B)   Starch.
C)   Wood.
D)   Wool.E) B) and D)
F) All of the above

Question 5

Why must questioned hairs and standard/reference hairs being compared come from the same area of the body?

Accepted Answer

Answer (should include points such as):
...

Question 6

The scale pattern is not a useful characteristic for individualizing a human hair.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following is not an example of a natural polymer?

Accepted Answer

A)   Starch
B)   Cellulose
C)   Sugar
D)   ProteinsE) A) and B)
F) A) and C)

Question 8

The entire hair is collected because a hair may show variation in color and other morphological features over its entire length.

Accepted Answer

A) True 
 B)False

Question 9

Manufactured fibers have increasingly replaced natural fibers in garments and fabrics.

Accepted Answer

A) True 
 B)False

Question 10

The visible light microspectrophotometer is a convenient tool with which to compare the color of fibers because:

Accepted Answer

A)   Very small samples can be compared
B)   Fibers can be studied right on a microscope slide
C)   Fibers are not destroyed
D)   All of the aboveE) All of the above
F) None of the above

Question 11

The presence of sheath cells on hair that has been pulled quickly from the head is ________ the presence of sheath cells on hairs that have been removed slowly from the scalp.

Accepted Answer

A)   The same as
B)   Less than
C)   Greater than
D)   None of the aboveE) A) and B)
F) B) and C)

Question 12

A hair sample was examined and its medulla appeared to have a pattern described as resembling a string of pearls.It was most likely from a:

Accepted Answer

A)   Rabbit.
B)   Deer.
C)   Cat.
D)   Mouse.E) A) and B)
F) None of the above

Question 13

Nuclear DNA typing can be most successfully accomplished on hairs that have been removed during which stage of growth?

Accepted Answer

A)   Telogenic
B)   Mutagenic
C)   Catagenic
D)   AnagenicE) A) and B)
F) A) and C)

Question 14

Fibers are classified as being natural or ________.

Accepted Answer

The answer of Fibers are classified as being natural or...

Question 15

A criminalist first compares the color and ________ of fiber evidence.

Accepted Answer

The answer of A criminalist first compares the color and...

Question 16

Forensic hair comparisons generally involve either ________ hair or pubic hair.

Accepted Answer

The answer of Forensic hair comparisons generally involve either ________...

Question 17

Hair is an appendage of the skin that grows out of an organ known as the hair ________.

Accepted Answer

The answer of Hair is an appendage of the skin...

Question 18

Synthetic fibers display ________ because they are crystalline.

Accepted Answer

A)   High density
B)   Infrared reflectance
C)   Dispersive properties
D)   BirefringenceE) All of the above
F) None of the above

Question 19

Mohair and cashmere are hairs from:

Accepted Answer

A)   A goat.
B)   A llama.
C)   A sheep.
D)   A camel.E) A) and C)
F) A) and B)

Question 20

The cuticle is formed by overlapping scales that always point away from the tip end of each hair.

Accepted Answer

A) True 
 B)False

Exam 11: Hairs and Fibers

Forensic hair comparisons generally involve either ________ hair or pubic hair.

Correct AnswerverifiedShow Answer

A regenerated fiber can be derived from:

Correct AnswerverifiedShow Answer

Synthetic fibers display ________ because they are crystalline.

Correct AnswerverifiedShow Answer

Hair is an appendage of the skin that grows out of an organ known as the hair ________.

Correct AnswerverifiedShow Answer

A criminalist first compares the color and ________ of fiber evidence.

Correct AnswerverifiedShow Answer

Mohair and cashmere are hairs from:

Correct AnswerverifiedShow Answer

The visible light microspectrophotometer is a convenient tool with which to compare the color of fibers because:

Correct AnswerverifiedShow Answer

Which of the following is not an example of a natural polymer?

Correct AnswerverifiedShow Answer

Cellulose is the basic component of:

Correct AnswerverifiedShow Answer

Why must questioned hairs and standard/reference hairs being compared come from the same area of the body?

Correct AnswerverifiedAnswer (should include points such as):...View AnswerShow Answer

Which race is most likely to have head hair with continuous medullae?

Correct AnswerverifiedShow Answer

Manufactured fibers have increasingly replaced natural fibers in garments and fabrics.

Correct AnswerverifiedShow Answer

The cuticle is formed by overlapping scales that always point away from the tip end of each hair.

Correct AnswerverifiedShow Answer

The presence of sheath cells on hair that has been pulled quickly from the head is ________ the presence of sheath cells on hairs that have been removed slowly from the scalp.

Correct AnswerverifiedShow Answer

Fibers are classified as being natural or ________.

Correct AnswerverifiedShow Answer

It is not necessary for questioned and standard/reference hairs to come from the same area of the body.

Correct AnswerverifiedShow Answer

A hair sample was examined and its medulla appeared to have a pattern described as resembling a string of pearls.It was most likely from a:

Correct AnswerverifiedShow Answer

The scale pattern is not a useful characteristic for individualizing a human hair.

Correct AnswerverifiedShow Answer

The entire hair is collected because a hair may show variation in color and other morphological features over its entire length.

Correct AnswerverifiedShow Answer

Nuclear DNA typing can be most successfully accomplished on hairs that have been removed during which stage of growth?

Correct AnswerverifiedShow Answer

Correct Answer
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Answer (should include points such as):
...
View Answer

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