Hair Comparison Analysis Through Microscopy Techniques

Heidi Hesrick guides viewers through a hair comparison analysis using eight different hair samples, including a scene sample and seven potential matches. The video covers the examination of each sample under a microscope at different magnifications, focusing on characteristics like medulla presence, coloration, and hair consistency. Viewers are encouraged to sketch each sample and note differences to determine which hair matches the scene sample, aiding in solving a forensic case.

What is the initial magnification used to focus on the scene sample?

• 100x

• 40x

• 10x

• 4x

What unique feature is observed in Ana Garcia's hair?

• Continuous medulla

• Absence of medulla

• Broken medulla

• Colorless hair

What is notable about Sam Green's hair sample?

• All hairs are identical

• No medulla present

• Presence of highlights

• Variation in hair characteristics

What is a distinctive feature of Elsie's hair?

• Colorless follicle

• Continuous dark medulla

• No medulla

• Broken hair

What is consistent in Eric's hair strands?

• Varied coloration

• Presence of medulla

• Lack of medulla

• Broken strands

What is observed in Dominique's hair sample?

• All strands have medulla

• No medulla in any strand

• One strand with medulla

• Continuous medulla

What is a notable feature of Taylor Diaz's hair?

• Broken hair

• Continuous medulla

• Colorless hair

• No medulla

What should be noted when sketching the hair samples?

• Only the medulla

• Only the color

• Only the thickness

• Thickness and medulla presence

What is the purpose of sketching the hair samples?

• To measure hair length

• To identify hair color

• To match hair to the crime scene

• To practice drawing

What is the final goal of the hair comparison analysis?

• To practice using a microscope

• To identify hair color

• To match hair to the crime scene

• To determine hair length