Chapter 2Epithelial Tissue
Chapter 2 Epithelial Tissue
What is epithelial tissue?2.What are the characteristics of epithelialtissue?3. How to classify covering epithelia?4.What are the specializations ofepithelium?
1. What is epithelial tissue? 2. What are the characteristics of epithelial tissue? 3. How to classify covering epithelia? 4. What are the specializations of epithelium?
1. What is epithelial tissue?
1. What is epithelial tissue?
Conception:Epitheliumisatissuecomposed of closely aggregatedpolyhedral cells and very little extracellularmatrix.Distribution:Cells coverbodysurfaces,line body cavities, and constitute glands
Conception: Epithelium is a tissue composed of closely aggregated polyhedral cells and very little extracellular matrix. Distribution: Cells cover body surfaces, line body cavities, and constitute glands
Classification(1)Coveringepithelium:The epitheliumwhichcover body surfaceorlinethe inner surface of body cavities,tubesandsac.(2)Glandularepithelium:Theepithelium whichmainfunctionissecretion
(1) Covering epithelium: The epithelium which cover body surface or line the inner surface of body cavities, tubes and sac. (2) Glandular epithelium: The epithelium which main function is secretion. Classification