CBA REVIEW #1

Select the similarities between hair and fibers. (Check all that apply)

• considered trace evidence

• have a root

• are considered class evidence

• hard to see, easy to miss at crime scenes

Select the differences between hair and fibers. (Check all that apply.)

• are man-made

• tubed shaped

• have a root

• have cuticle, cortex and medulla

Select which fibers are natural.

• nylon

• silk

• wool

• cotton

What is the correct order of the phases of hair growth?

• catagen, telogen, anagen

• anagen, telogen, catagen

• telogen, catagen, anagen

• anagen, catagen, telogen

What is the name of hairs that naturally shed?

• anagen hairs

• catagen hair

• telogen hairs

A pattern that is sometimes visible is found in the hair core of the inner layer of the hair is called:

• cortex

• medulla

• cuticle

• hair shaft

Which hair component gives the hair its shape?

• cortex

• medulla

• cuticle

The outermost layer of the hair is called:

• coronal

• cuticle

• cortex

• medulla

Photography and ______ are important to match the tool with mark.

• casting

• impression

• collection

As a tool hits a softer surface, the shape of the tool and imperfections in its surface may be left behind as an ______________.

• scratch

• marking

• impression

• casting