list out 5 differences between epithelial tissues.

Asked by  | 24th Jul, 2008, 10:34: PM

Expert Answer:

  Suamous Cuboidal Columnar Ciliated  
Cells Irregular, thin and flat Cube-shaped Tall, pillar like Columnar with cilia  
Location Cells lining blood vessels and lung alveoli, lining of mouth and oeophagus, skin  Lining of kidney tubules, ducts of salivary glands Lining of intestine, stomach and gall bladder Lining of trachea, bronchi, sperm ducts and oviducts.  
Function Protection, Forming a selectively permeable surface Providing mechanical support. Absorption and secretion Movement of cilia pushes the mucus forward through the ducts.  
Position of nucleus in cells Central Central Towards the base Towards the base  

Answered by  | 25th Jul, 2008, 11:58: AM

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