Hair

The two main categories of human hair are:

• Terminal and vellus

• terminus and vascular

• terminal and fetal

• head and body

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

• Anagen, telogen, and catagen

• anagen, catagen, and telogen

• telogen, catagen, and anagen

• catagen, telogen, and anagen

Which number in the diagram represents the medulla?

• C

• A

• B

• D

The growth cycle of human hair ranges from?

• 2 to 6 years

• 1 to 2 years

• 3 to 6 months

• 20 years

What type of medulla pattern is shown here?

• continuous

• fragmented

• stacked

• interupted

What type of medulla pattern is shown here?

• interrupted

• fragmented

• stacked

• not visible

What are the three cuticle patterns?

• Coronal, spinous, imbricate

• flowery, circular, triangular

• square, round, diamond

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

• human or animal

• human or reptile

• reptile or mammal

• human or alien

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

• Telogen

• anagen

• catagen

• none of the above

What types of DNA can be found on the hair?

• Mitochondrial

• nuclear

• Both mitochondrial and nuclear

• none