Exam : Blood Spatter

Front

What is DNA fingerprinting?

Back

A technique used to identify individuals based on their unique DNA patterns.

Front

How many hairs do humans lose on average per day?

Back

Approximately 100 hairs.

Front

What is the approximate number of hair follicles on a human head?

Back

About 100,000 hair follicles.

Front

What is a synthetic fiber?

Back

A fiber made from chemical processes, such as polyester.

Front

What is the cuticle of the hair?

Back

The outer covering of the hair, made of overlapping scales.

Front

What is the function of hair follicles?

Back

To anchor each hair into the skin and provide nutrients for hair growth.

Front

What is keratin?

Back

A fibrous protein that makes up hair, skin, and nails.

Front

What is the medulla in hair structure?

Back

The innermost layer of the hair shaft, which may be absent in some hair types.

Front

What is the cortex of the hair?

Back

The middle layer of the hair that contains keratin and pigment.

Front

What is the role of pigment in hair?

Back

To determine the color of the hair.