Chapter5IntegumentaryMarieb

Chapter5IntegumentaryMarieb - You gotta have skin; All you...

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Unformatted text preview: You gotta have skin; All you really need is skin. Skin's the thing, that if you've got it outside, It helps keep your insides in. Alan Sherman (1924-1973 ) Ch 5: Integumentary System Developed by John Gallagher, MS, DVM Cutaneous Membrane, i.e. skin Epidermis Dermis Hypodermis Accessory Structures Excretory glands (?) Hair Nails Type of Epithelium? Avascular Different layers (= strata) 4 layers in thin skin 5 layers in thick skin Epithelial tissues Squamous Simple Stratified Keratinized Nonkeratinized Columnar Simple Pseudostratified Transitional Cuboidal Simple Stratified A Concept Map (from Histo, Part 1 Stratum germinativum = stratum basale Innermost, single layer Cell types: Stem cells (basal cells) Melanocytes Merkel cells (touch receptors in hairless skin only) Stem cell daughter cells (some can still divide) Establishment of Desmosomes The desmosomes create the spines as artifact pulls the cells apart Several cells thick Stratum...
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This note was uploaded on 12/16/2011 for the course BIOLOGY 101 taught by Professor Mr.wallace during the Fall '11 term at Montgomery College.

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Chapter5IntegumentaryMarieb - You gotta have skin; All you...

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