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6 Cards in this Set

  • Front
  • Back
Through what is the specialized function of epithelial cells mediated?
Structural modifications on the cell's surface
Internal modification which adapt cells to manufacture and sectete a product
For what are epithelial cells specialized?
Absorption
Secretion
Act as a barrier
Epithelial cells form cohesive sheets of cells called epithelia - function?
Covering/lining for body surfaces (skin, gut and ducts)
Functional units of secretory glands (salivary tissue and liver)
3 Main cell groups according to shape?
Squamous (flat plate-like)
Cuboidal (height and width similar)
Columnar (height 2-5 times greater than width)
Layering of cells
Single layer - cells contact underlying extracellular matrix (stratified)
Several layers - only the bottom layer of cells is in contact with the extracellular matrix (stratified epithelium)
Pseudostratified - epithelial cells that appear to be layered but are in contact with the extracellular matrix
Endothelium
Flat epithelium lining bllod vessels