Get Trichology: A Science Of Hair Examination In Identification Of ...

Characteristics within these regions are used to determine whether the hair is human or animal, racial origin and body area. A microscopic hair examination can also determine if a hair was forcibly removed, artificially treated or diseased.

From a single hair off a person's head you can now determine where that person lives and where they have traveled. You can also determine how they look in terms of height, age, race, hair color, and eye color.

Trichology is the scientific study of hair. This is a study that demonstrates the use of trichology within criminal justice. Thus far, there are three major types of hair analysis: macroscopic, microscopic, and chemical. Macroscopic analysis is looking at the hair with the naked eye.

This microscopic hair examination can help scientists determine whether the hair is from a human or an animal. If human, it can tell scientists about racial origin and the body area it came from. In addition, they can tell whether the hair was forcibly removed, artificially treated, or came from a deceased person.

Forensic scientists perform 3 major types of hair analysis: (1) testing the hair shaft for drugs or nutritional deficiencies in a person's system, (2) analyzing DNA collected from the root of the hair, and (3) viewing hair under a microscope to determine if it's from a particular person or animal.

Trichology is the scientific study of the hair and scalp. It stems from the Greek word 'trichos', meaning 'hair' and the suffix 'ology', which means 'the study of'. A trichologist specialises in all matters relating to hair and scalp health.

For instance, hair analysis results typically cannot distinguish substances that have deposited onto hair (perhaps from hair care products or dusts) from substances that might have distributed into hair following an environmental exposure, such as ingestion of contaminated drinking water.