CH40 - Introduction to Animal Structure & Function...

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Introduction to Animal Structure & Function Chapter 40 Tissues A group of similarly specialized cells that associate to perform one or more functions Major types of animal tissues include • Epithelial Tissue • Connective Tissue • Muscle Tissue • Nervous Tissue Tissues, Organs, Organ Systems Multiple Cells form Tissues Examples: • Muscle • Epithelium Multiple Tissues form Organs Examples • Heart • Stomach Groups of Tissues and Organs form Organ Systems Examples: • Digestive System • Reproductive System Mammalian Organ Systems Integumentary: Skin, Hair, Nails, Sweat Glands Skeletal: Bones, Cartilage, Ligaments Muscular: Skeletal, Cardiac, & Smooth Muscle Digestive: Mouth, Esophagus, Stomach, Intestines, etc. Circulatory: Heart, Blood Vessels, Lymphatic System Respiratory: Lungs, Trachea Urinary: Kidneys, Bladder, Associated Ducts Nervous: Nerves, Sense Organs, Brain, Spinal Cord Endocrine: Ductless Glands and Secretory Tissues Reproductive: Testes, Ovaries, etc. Epithelial Tissue
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Covers outside of the body and lines organs and body cavities Consists of closely packed cells Also called epithelium A barrier against Mechanical injury Microbes Fluid loss Types of Epithelia Glandular Epithelia Absorb or secrete chemical solutions • Example: The lining of your digestive system secretes mucus • Not all epithelia are glandular Simple Epithelia Has only a single layer of cells Stratified Epithelia
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This note was uploaded on 03/27/2012 for the course BIO 1442 taught by Professor Britton during the Spring '11 term at University of Florida.

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CH40 - Introduction to Animal Structure & Function...

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