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Epithelial tissue - Coggle Diagram
Epithelial tissue
Functions
Selective diffusion
Transport
Absorption
Lubrication
Secretion
Sensory receptors
Protection
Cardinal features
Lines internal body cavities
Have lateral adhesions/ junctions
Line surfaces
Apical surface is free
Basal surface on basement membrane
Avascular tissue
Derived from 3 germ layers
mesoderm
endoderm
ectoderm
2 types of epitthelia
Covering epithelia
Glandular epithelia