Hair Anatomy: Forensic Science Quiz!

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| By Kwchiro
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Kwchiro
Community Contributor
Quizzes Created: 40 | Total Attempts: 356,869
Questions: 8 | Attempts: 2,627

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Hair Anatomy: Forensic Science Quiz! - Quiz

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Questions and Answers
  • 1. 

    Does this hair have nuclear DNA? If yes, which section(s)?

    • A.

      Yes, it has nuclear DNA in A, B and C

    • B.

      Yes, it has nuclear DNA in A.

    • C.

      Yes, it has nuclear DNA in B

    • D.

      Yes, it has nuclear DNA in C

    • E.

      No, it does not have nuclear DNA

    Correct Answer
    D. Yes, it has nuclear DNA in C
    Explanation
    Nuclear DNA will be found when a hair is pulled from the head with skin cells attached (C) -- the follicular tag.

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  • 2. 

    Which portion of the hair is the shaft?

    • A.

      A is the hair shaft

    • B.

      B is the hair shaft

    • C.

      C is the hair shaft

    Correct Answer
    A. A is the hair shaft
    Explanation
    A is the hair shaft. B is the root. C is the follicular tag (skin cells) that is attached to the hair root.

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  • 3. 

    Which of these structures are keratin? I: Nails II: Hair III: Feathers

    • A.

      I, only

    • B.

      II, only

    • C.

      I and II, only

    • D.

      I, II and III

    Correct Answer
    D. I, II and III
    Explanation
    Keratin is the main protein in hair. It is also found in nails and bird feathers.

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  • 4. 

    Which portion is the hair shaft?

    • A.

      A

    • B.

      B

    • C.

      D

    • D.

      F

    Correct Answer
    A. A
    Explanation
    The portion above the skin is the hair shaft.

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  • 5. 

    Look at this hair shaft. Which portion is the cuticle?

    • A.

      A

    • B.

      B

    • C.

      C

    • D.

      D

    Correct Answer
    A. A
    Explanation
    The cuticle is the outer portion of the hair shaft.

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  • 6. 

    Which portion of the hair shaft is the medulla?

    • A.

      A

    • B.

      B

    • C.

      C

    • D.

      D

    Correct Answer
    C. C
    Explanation
    The medulla is the inner most portion of the hair shaft. It is NOT present on all human hairs.

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  • 7. 

    Which portion of the hair shaft is the cortex?

    • A.

      A

    • B.

      B

    • C.

      C

    • D.

      D

    Correct Answer
    B. B
    Explanation
    The cortex is below the cuticle.

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  • 8. 

    Toxicology can determine the drug timeline in hair. If the hair is 7 inches long, how many months can the toxicology evaluate?

    • A.

      7 months

    • B.

      3 1/2 months

    • C.

      14 months

    • D.

      7 years

    Correct Answer
    C. 14 months
    Explanation
    A hair grows approximately 1/2 inch per month, so if the hair is 7 inches long, that represent 14 months.

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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 22, 2023
    Quiz Edited by
    ProProfs Editorial Team
  • Jun 17, 2018
    Quiz Created by
    Kwchiro
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