PPT-Pigment and Hair Disorders

Mohammed AlHaddabMDFRCPC Assistant Professor Consultant Dermatologist Dermasurgeon Objectives To be familiar with physiology of melanocytes and skin color To be familiar with common cutaneous pigment disorders pathophysiology clinical presentation and treatment. By Caelan Dean & Tristan Hoskinson. What is albinism?. Albinism is an inherited condition that is present at birth. . Albinos are recognized by the lack of color in their skin, hair and eyes. . Various types . Shera Casseus. Purpose of Lab. The purpose of the Pigment/Paint lab is to create pigments for painting using transition metal compounds.. . Vocabulary . Pigments. - Used for coloring paints, ink, clothing and food. Pigments gets their color from transition metals.. Skin Pigment. The color of your skin is due to an interaction between:. (1) epidermal pigmentation. (2) dermal circulation. Epidermal Pigmentation. Two pigments present in the epidermis:. (1) Carotene – orange-yellow pigment found in the stratum . Hairs. Human Hair Is . Class. Evidence. Asian. European. African. Human Hair As Class Evidence. Can often determine body area of origin. Can determine shed vs. forcibly removed. Can often determine racial origin. AP Investigation 5: Photosynthesis – Part I. Chromatography. T. echnique . used to separate a mixture into its component . molecules. The . molecules migrate, or move up the paper, at different rates because of differences in solubility, molecular mass, and hydrogen bonding with the paper. Trace Evidence: Hair. Forensic Science. Unit 5.1: Hair. Table of Contents. Structure. Medulla Variations. Pigment Analysis. Roots. Racial Origin. Body Hair. Human vs. Animal Hair. Animal Hair Identification. Why do we want to analyze hair?. The presence of hair often denotes . physical contact . between a suspect and a victim, and usually means it’s a crime of a serious or violent nature.. It can provide strong . Skin Pigment. The color of your skin is due to an interaction between:. (1) epidermal pigmentation. (2) dermal circulation. Epidermal Pigmentation. Two pigments present in the epidermis:. (1) Carotene – orange-yellow pigment found in the stratum . Dr. . Anwar . I. ssa Hasan. 6/12/2018. Psychocutaneous disorders. Psychodermatological disorders classify. : . Psychophysiologica. l : dermatological disorders which are flare with psychological stress, examples psoriasis & atopic dermatitis. . IntroductionHuman hair is one of the most frequently found pieces of evidence at the scene of a violent crime It can provide a link between the criminal and the crimeFrom hair one can determineIf the Shaved Look Creating a shaved look using SMP has become increasingly pop Latoska N Price, Business Development, NA – Southfield, MI. Today’s Outline. Market Areas. Environmental Regulations. Characteristics of Pigment Dispersions. Pigment Dispersions for Wood and Wood Composites. Chapter 10. Trace Evidence. A category of physical evidence which includes any small pieces of material, man-made or naturally occurring. Most common examples:. Hair. Fiber. Forensic Use of Hair. Although it is not yet possible to individualize a human hair to any single head or body through its morphology, it still has great value as physical evidence.. DR.AMAL AL BALBEESI. 2018. OBJECTIVES OF THE LECTURE. To know the structure of the hair.. To know the hair growth cycle.. To know the approach and bed side tests to diagnose hair disorders..