• Outline
    wastes Skin Cells A. Help produce Vitamin D needed for normal bone and tooth development B. Some cells (keratinocytes) produce substances that simulate development of some white blood cells Layers of Skin (3) A. Epidermis B. Dermis C. Subcutaneous layer 1. Aka hypodermis 2...
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  • Integumentary System
    removes toxins through sweat. The skin is a protective covering that consists of 3 layers the epidermis, dermis which is the 2 major regions that are considered the real integument. The hypodermis is the third layer and is not considered a layer of the integument and is highly vascularized. The...
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  • Bitches Gone Wild
    , sweat glands and sense receptors. Skin The skin is the outer covering of the body. It is also the largest organ of the body; that performs many beneficial functions. For simplicity I have briefly outlined the two layers of skin: 1. Epidermis: The epidermis is the superficial, thin outer...
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  • Observation
    it  Two distinct regions • Epidermis • Dermis Functions of skin  Protection • Cushions and insulates and is waterproof • Protects from chemicals, heat, cold, bacteria • Screens UV  Synthesizes vitamin D with UV  Regulates body heat  Prevents unnecessary water loss  Sensory reception...
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  • Tmader
    ultraviolet light in fat molecules in your epidermis) • maintaining body temperature ( blood vessels in the skin can help to hold or release heat maintaining a constant temperature) • waste exchange (sweat glands in the skin release waste in the sweat) Integumentary System Organs The...
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  • Chapter 5
    CHAPTER 5 Answers to “What Did You Learn?” 1. The two major layers of the integument are the epidermis and the dermis. The epidermis is a stratified squamous epithelium, and the dermis is composed of dense irregular connective tissue. 2. Vitamin D (cholecalciferol) is synthesized from a...
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  • Test
    ) The most abundant cells of the epidermis. A) Keratinocytes Answer: A B) Vitamin D Diff: 1 Page Ref: 152 C) Keratin 16) Must be activated in the skin in order to enhance calcium metabolism. Answer: B Diff: 1 Page Ref: 165 17) The...
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  • Unknown Lab Report
    Protein Hydrolysis Test, the Catalase Test, and the Cytochrome Oxidase Test. The microbes that were tested during this lab were: Escherichia coli, Bacillus cereus, the unknown, Proteus vulgaris, Staphylococcus epidermis, Enterobacter aerogenes, the control, and Pseudomonas fluorescens. The microbes...
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  • One Tow
    |Function | |Upper epidermis | | | |Cuticle...
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  • Osmosis
    plasmolysis and to record the plasmolysed state in the epidermal cells of the onion. Materials Onion bulb or young rhubarb distilled water Epidermis 1 m sucrose solution Microscope 2 teat pipettes 2 slides and cover slips filter paper scalpel and forceps Method Remove a strip...
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  • Botany Final Review
    (in X shape) Phloem (in corners of xylem’s X shape) Pericycle Endodermis Cortex Epidermis | Vascular cylinderInterior to exterior: Pith Xylem Phloem Endodermis Epidermis | Stems | Vascular bundles arranged around interior of epidermis in cirle formation, xylem toward...
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  • Leaf
    epidermis, guard cells (located in the epidermis), water pores, mesophyll, and veins. The epidermis is the blade’s skin, in which it protects the leaf, and it also keeps the leaf from losing more water than needed. Guard cells contain chloroplasts, which are filled with chlorophyll, and it gives leaves...
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  • stomata and traspiration
    microscope by adding different water concentration to the leaf tissue. Stomata in plants The stomata are tiny pants structures found on the outer layer of skin, also known as the epidermis, of plants. Stomata consist of two specialized cells, also known as guard cells that surround a tiny pore...
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  • Important Definatios
    : Dermal Tissue System The dermal tissue system consists of the epidermis and the periderm. The epidermis is a single layer of closely packed cells. It both covers and protects the plant. It can be thought of as the plant's "skin." Depending on the part of the plant that it covers, the dermal...
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  • Introduction to the Human Body
    Review Your Knowledge located in page 104 - 105 in your textbook. Matching: Skin Epidermis: Thin outer layer of the skin Dermis: Layer that sits on the hypodermis and supports the epidermis Keratin: A protein that flattens, hardens, and makes the skin water resistant Subcutaneous Layer: A...
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  • Excercise 7 the Integumentary System
    numbered blank: Epidermis 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 epiKeratin dermis. The tough water-repellent protein found in the epidermal cells is called...
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  • How to Adjust Polar Orifices
    different depths. For example, for the debridement of an 8 sq cm wound on the right hand, 20 sq cm wound on the left thigh, and a 10 sq cm wound on right leg that all include subcutaneous tissue and muscle, code as follows: • 11043, Debridement, muscle and/or fascia (includes epidermis...
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  • Plant Tissues
    . Cell wall is secondary. 2. Cell wall is very thick due to lignin deposition. Q.5: What are the functions of Stomata? Ans: The small pores present in the epidermis of the leaf are stomata. Stomata are enclosed by two kidney shaped cells called guard cells. Functions of Stomata 1. Exchange of...
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  • unit 3
    16 : p Answer : Epidermis : dermis : subcutaneous fatty tissue/hypodermis : sweat gland : arrector pili muscle : Pacinian corpuscle : cutaneous nerve : papilla of hair : hair follicle : sebaceous oil gland : Meissner's corpuscle...
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  • Bio Lab
    general shape of a typical plant cell? A typical plant cell is shaped like a rectangle. 6. In what ways are the cells of onion epidermis and Elodea similar? The cells of onion epidermis and Elodea are similar because they all have a cell membrane and a cytoplasm. Also, their cells are single...
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