Forensics - Hair

Front

What is the cuticle in hair structure?

Back

The cuticle is the tough outer covering of a hair composed of overlapping scales.

Front

What is the cortex in hair structure?

Back

The cortex is the region of hair located outside of the medulla containing granules of pigments.

Front

What is the medulla in hair structure?

Back

The medulla is the innermost layer of the hair, which can be absent, fragmented, continuous, or interrupted.

Front

What does the term 'anagen' refer to in hair growth?

Back

Anagen is the active growth phase of hair, where the hair follicle is actively producing hair.

Front

What does the term 'catagen' refer to in hair growth?

Back

Catagen is the transitional or regressive stage that lasts a few weeks during which hair growth slows.

Front

What does the term 'telogen' refer to in hair growth?

Back

Telogen is the resting phase of hair growth, where the hair is shed and the follicle is inactive.

Front

What is a fragmented medulla?

Back

A fragmented medulla is a type of medulla that appears broken or discontinuous.

Front

What is a continuous medulla?

Back

A continuous medulla is a type of medulla that runs uninterrupted through the length of the hair.

Front

What is an interrupted medulla?

Back

An interrupted medulla is a type of medulla that has gaps or breaks along its length.

Front

What is the spinous scale pattern?

Back

The spinous scale pattern is a type of scale pattern found in animal hair, characterized by petal-like projections.