Documents Chapter 2 Epithelial tissue

Chapter 2 Epithelial tissue 1.General feature: 1) contain more cells and less extracellular ground substance 2) Polarisaton: ---free outer surface: face the surface of the…

Documents Chapter 2 Epithelium

Chapter 2 Epithelium 1.General feature: 1) contain more cells and less extracellular ground substance 2) Polarisaton: ---free surface: face air or other things ---basal…