2 Epithelial Tissue (Part 1)
Last Modified: 2016-03-08
internal surfaces - GI & respiratory tract
mesothelium - lines thoracic & peritoneal cavities
endothelium - lines blood & lymph vessels (cardiovascular system)
exocrine (ducts) & endocrine (ductless) glands
-border tissue: absorption, secretion, ion transport
-special (taste buds, rods of cones of eyes, etc.)
structural / adhesive; functional
core set of microtubules (9+2 arrangement)
function: separates epithelium from connective tissue
2) stratified - more than one layer of cells
2) cuboidal - cells are as wide as tall, like cubes
3) columnar - cells are taller than they are wide, like columns
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