Medical Quiz

Hair Evidence Quiz


Which number in the diagram represents the medulla?

A. C

B. A

C. B

D. D

What are the tree stages of hair growth in order from start to end?

A. Anagen, telogen, and catagen

B. anagen, catagen, and telogen

C. telogen, catagen, and anagen

D. catagen, telogen, and anagen

Which number in the diagram represents the cortex?

A. B

B. A

C. C

D. D

Hair is what type of evidence?

A. Class

B. Individual

C. unknown

D. all of the above

Can we tell if a hair was forcibly removed?

A. Yes

B. no

The growth cycle of human hair ranges from?

A. 2 to 6 years

B. 1 to 2 years

C. 3 to 6 months

D. 20 years

How many approximate hair follicles on a human head are there?

A. 100,000

B. 1 million

C. 60,000

D. 1000

Humans lose approximately how many hair per day?

A. 100

B. 1000

C. 50

D. 5

Is it possible to determine the species of hair evidence without DNA?

A. Yes

B. no

What medullary pattern is represented in the diagram?

A. Fragmented

B. interupted

C. continuous

D. not visible

When processing hair found at a crime scene, we must determine if the origin is:

A. human or animal

B. human or reptile

C. reptile or mammal

D. human or alien

What type of medulla pattern is shown here?

A. continuous

B. fragmented

C. stacked

D. interupted

Which phase of hair grown cycle does the hair fall out naturally?

A. Telogen

B. anagen

C. catagen

D. none of the above

What type of medulla pattern is shown here?

A. interrupted

B. fragmented

C. stacked

D. not visible

Which number in the diagram represents the cuticle?

A. A

B. D

C. B

D. F

Is it possible to determine what body part hair evidence came from?

A. yes

B. no

What are the three cuticle patterns?

A. Coronal, spinous, imbricate

B. flowery, circular, triangular

C. square, round, diamond

What types of DNA can be found on the hair?

A. Mitochondrial

B. nuclear

C. Both mitochondrial and nuclear

D. none

The two main categories of human hair are:

A. Terminal and vellus

B. terminus and vascular

C. terminal and fetal

D. head and body

Can race origin be determined by hair?

A. Yes

B. no

DNA is never present on hair




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