FRSC 365- Hairs

    Master this deck with 16 terms through effective study methods.

    Generated from uploaded pdf

    Created by @leena

    What distinguishes human hair from animal hair?

    Human hair has a smaller medulla and a different cuticle scale pattern.

    What is the function of the sebaceous gland in hair?

    It produces oil to lubricate and protect the hair.

    What happens during the anagen phase of hair growth?

    The hair actively grows and the root is elongated.

    How can you identify the race of a hair sample?

    By examining pigment distribution, cuticle thickness, and cross-sectional shape.

    What is the role of the dermal papilla in hair?

    It supplies nutrients to the hair follicle.

    What are cortical fusi in hair structure?

    Air or fluid pockets found mostly near the root.

    What characterizes the telogen phase of hair?

    The hair is in a resting state and the root becomes bulbous.

    What is the significance of the hair matrix?

    It is where new hair cells are produced.

    What does a continuous medulla indicate?

    It suggests a specific type of animal hair.

    What is the cuticle of hair?

    The outermost layer that protects the hair shaft.

    What happens if hair is forcibly removed?

    It may retain follicular tissue suitable for DNA analysis.

    What are ovoid bodies in hair?

    Large clumps of undispersed pigment found in the cortex.

    How does the shape of the hair root vary among species?

    Different species have distinct root shapes, aiding in identification.

    What is the implication of hair being in the catagen phase?

    It indicates a transitional stage where growth slows.

    What does the presence of a scale cast indicate?

    It helps in identifying the type of hair based on scale patterns.

    What is the significance of hair dye in forensic analysis?

    Many dyes can fluoresce, aiding in detection.