Hair Day 2

Which of the following best describes microscopic properties of hair?

• Characteristics that can be observed without any tools

• Features that require magnification to be seen

• Properties that are only relevant to human hair

• Attributes that do not contribute to forensic analysis

What is the primary component that makes up the structure of hair?

• Keratin

• Collagen

• Elastin

• Chitin

Explain the role of the follicle in hair structure and its significance in forensic analysis.

• It protects the hair from damage.

• It provides nutrients and contains DNA.

• It determines the color of the hair.

• It is responsible for the hair's texture.

What are the names of the three layers that make up the hair shaft?

• Cuticle, Cortex, Medulla

• Cuticle, Cortex, Follicle

• Cortex, Medulla, Bulb

• Cuticle, Medulla, Root

Which of the following regions is recognized as a source of hair in forensic investigations?

• Nail bed

• Head

• Palm

• Foot

Which of the following best describes the medullary index?

• The ratio of hair color

• The ratio of the diameter of the medulla to the diameter of the entire hair

• The ratio of hair length to width

• The ratio of the cortex to the cuticle

What is the significance of the cuticle in hair analysis?

• It determines the hair's color.

• It provides the hair's strength and elasticity.

• It helps in species identification.

• It contains the hair's DNA.

Which part of the hair is most likely to contain mitochondrial DNA?

• Cuticle

• Cortex

• Medulla

• Follicle

In forensic analysis, what is the significance of the hair's growth phase?

• It indicates the age of the individual.

• It helps determine the time of hair removal.

• It reveals the nutritional status of the individual.

• It shows the hair's color.

Which of the following is a common method used to compare hair samples in forensic science?

• Mass spectrometry

• Chromatography

• Microscopic analysis

• X-ray diffraction