The Integumentary system is considered the largest system in the human body that protects it from various kinds of damage‚ however this does not prevent skin disorders to appear. Keloids is a skin disorder that results from the overgrowth of scar tissue that occurs at the site of a skin injury. They occur where trauma‚ surgery‚ blisters‚ vaccinations‚ acne or body piercing have injured the skin. Keloids can affect any part of the body‚ but they are most commonly found on the chest. According
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Integumentary System Study Guide 1. Which portion of the epidermis has actively reproducing cells? Stratum Basale 2. Are keratin levels higher in superficial or deep epidermis? Superficial 3. Blood vessels and nerves are present in which layer of skin? Dermis 4. In what layer of skin can you find melanocytes? Epidermis (stratum basale) 5. What structure pulls the hair follicle into an upright position? Arrector Pili 6. What structure is responsible for whorled ridges on epidermal surfaces? Dermal
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TIME/DATE _______________________ R E V I E W S H E E T EXERCISE 7 Print Form The Integumentary System Basic Structure of the Skin 1. Complete the following statements by writing the appropriate word or phrase on the correspondingly numbered blank: Stratified squamous epithelium The two basic tissues of which the skin is composed are dense irregular 1. _____________________________ connective tissue‚ which makes up the dermis‚ and 1 ‚ which forms the epiKeratinocytes dermis. The tough water-repellent
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Module 02 Case Study: Integumentary System Part I—"Soaking Up the Sun" Questions 1. What are some differences between Judy and Mariah that might make Judy more "at risk" for skin cancer than Mariah? (2 points) Judy is described to have pale pasty white skin and red hair. Mariah is described to be a Greek goddess. Judy’s skin is more prone to burning in the direct sun light due to her body not making as much melanin making her skin more reflective to light as where Mariah’s skin absorbs more light
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Epithelial tissue protects your body from moisture loss‚ bacteria‚ and internal injury. There are two kinds of epithelial tissues: Covering and lining epithelium covers or lines almost all of your internal and external body surfaces; for example‚ the outermost layer of your skin and other organs‚ and the internal surface lining of your lymph vessels and digestive tract. Glandular epithelium secretes hormones or other products such as stomach acid‚ sweat‚ saliva‚ and milk. Connective tissue generally
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Ashley Black The Integumentary System Exercise 1: Structures of the Skin Fill in the names of the numbered structures in the diagram in the table below the picture. 1 Hair Shaft|7 Hypodermis| 2 Arrector pilli muscle|8 Dermis| 3 Sebaceous(oil) gland|9 Epidermis| 4 Hair follicle|10 Subpapillary vascular plexus| 5 Eccrine sweat gland|11 Dermal papillae| 6 Hair follicle receptor(root hair plexus)|12 Pore| QUESTIONS: A. How does the skin tan when exposed to ultraviolet
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Suntans and Sunburns A Case Study in the Integumentary System By WH Cliff and AW Wright A Painful Winter Break On the first day after arriving in Australia for Christmas vacation‚ a University of Niagara student plays out in the sun for six hours. Later that night he notices that the skin on his trunk‚ legs and arms becomes red‚ swollen and extremely painful. By morning all of the afflicted areas have developed numerous blisters. These areas cover about
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Date______________ Period____ Tissues Lab Directions: This lab is broken down into three sections: Epithelial Tissue‚ Connective Tissue‚ and Muscle & Nerve Tissue. For each section‚ read the background and answer any questions before you come to class‚ then in class sketch the specimens listed under each sketch circle. For your sketches‚ include the total magnification under which you viewed the specimen and be very detailed in your sketch. Epithelial Tissue Background Functions of Epithelium
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Chapter 4 Study Guide Bio 169 • Individual body cells are specialized -Each type performs specific functions that help maintain homeostasis • Tissues are groups of cells that are similar in structure and perform a common function • Histology – study of tissues PRIMARY TISSUE TYPES: 1) Epithelial Tissue (or epithelium) is a sheet of cells that covers a body surface or lines a body cavity Forms boundaries Occurs in the body as covering and lining epithelium and glandular epithelium
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Human Anatomy & Physiology‚ 7e (Marieb) Chapter 5 The Integumentary System MATCHING QUESTIONS Figure 5.1 Using Figure 5.1‚ match the following: 1) Area that produces the hair. Answer: D Diff: 2 Page Ref: 160; Fig. 5.5 2) Composes the root sheath of the hair follicle. Answer: C Diff: 2 Page Ref: 160; Fig. 5.5 3) Only dermal part of the hair. Answer: E Diff: 2 Page Ref: 160; Fig. 5.5 4) Contains the medulla. Answer: A Diff: 2 Page Ref: 160; Fig
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