1-X Title

1-X Title

7-2 Various Parts of Hair Chapter 4: The Study of Hair 1/27/20 1/27/20 Sanders 05:31 05:31 PM PM

Comparison of Hair The comparison microscope consists of two compound light microscopes connected by an optical bridge that allows for the simultaneous viewing of questioned hairs and known hairs. 05:31 05:31 PM PM

Hair Match Two matching hairs identified with the comparison microscope. One is a reference strand. 05:31 05:31 PM PM

Morphology of Hair Hair grows out of the follicle. Hair is composed of three layers. Cuticle Cortex Medulla 05:31 05:31 PM PM Cuticle

The primary component of hair is keratin. Keratin is protein. Keratin is very strong and serves as the structure of hair. 1/27/20 1/27/20 Trace Evidence I: Hairs Hairs and and Fibers

05:31 05:31 PM PM Cuticle The epicuticle is the outermost layer. Exocuticle is soft keratin layer, which contains cystine. Endocuticle is the most inner layer, which contains less

cystine. 05:31 05:31 PM PM Cortex 75-90% of head hair is Cortex. Its made of soft protein fiber keratin. 05:31

05:31 PM PM Medulla Medulla is the middle of the head hair layer. The structure of medulla is empty round circle and it contains air. This area is where pigment is. 05:31

05:31 PM PM Medulla 05:31 05:31 PM PM

Recently Viewed Presentations

  • Exercise Prescription Certificate Course (Session 2 ...

    Exercise Prescription Certificate Course (Session 2 ...

    Definition of "Older Adult" People with age ≥ 65 years . People 50-64 years with clinically significant conditions or physical limitations that affect movement, physical fitness, or physical activity. Positive improvements from PA are attainable at any age. Those who...
  • Current PFP Workgroups  Implementation & Communication  Information Technology

    Current PFP Workgroups Implementation & Communication Information Technology

    Current Projects Implement Local Work Planning Document from 50-State Workshop Implement Joint Inspection framework from 50-State Workshop Implement National Standards for Food/Feed Testing Guidance Document Implement After Action Review process Implement Performance Measures projects Develop a Communication Strategy for PFP...
  • Chapter 26: The Thorax and Abdomen

    Chapter 26: The Thorax and Abdomen

    Assessment of the Thorax Abdomen. Injuries to this region can produce . life-threatening situations. ATC's evaluation should focus on signs and symptoms that indicate potentially life-threatening conditions
  • Induction to IT for Staff - University of Warwick

    Induction to IT for Staff - University of Warwick

    Login directly at . webmail.warwick.ac.uk. Allocated email address [email protected] Always give this email out within the university. All official email will be sent to your IT Services account. If you forward your mail to another account you must still check...
  • Which Yeats? Find evidence for each… - WordPress.com

    Which Yeats? Find evidence for each… - WordPress.com

    Yeats wrote several poems in response to the public controversy stirred by Sir Hugh Lane's offer of his collection of paintings to the city of Dublin and the Dublin Lock-out of 1913-14. Of these 'September 1913' is the best known...
  • Developing with Apache Spark - UC Berkeley AMP Camp

    Developing with Apache Spark - UC Berkeley AMP Camp

    The Spark Community +You! One of the most exciting things you'll find. Growing all the time. NASCAR slide. Including several sponsors of this event are just starting to get involved…
  • Muscular System - PC\|MAC

    Muscular System - PC\|MAC

    Tendon connects muscle to bone Ligament connects bone to bone Tendons Muscles are attached to TWO different bones by tendons. When the muscle contracts only ONE bone moves. The place where the muscle is attached to the stationary bone is...
  • Course Overview, Introduction to CG

    Course Overview, Introduction to CG

    Later in the class, we will be adding more detail to this picture. 5 Sep 2003 CS 381 Course Overview, Introduction to CG Glenn G. Chappell [email protected] U. of Alaska Fairbanks CS 381 Lecture Notes Friday, September 5, 2003 Course...