class 9th
what is epithelial tissues?
Answers
Explanation:
What Is Epithelial Tissue? Epithelial tissue or epithelium forms the outer covering of the skin and also lines the body cavity. It forms the lining of respiratory, digestive, reproductive and excretory tracts. They perform various functions such as absorption, protection, sensation and secretion
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Explanation:
It consists of cells which form membranes.
This membrane covers the body surface and the glands.
The covering or protective tissues in the animal body are epithelial tissues.
Epithelium covers most organs and cavities within the body.
It also forms a barrier to keep different body systems separate.
The skin, the lining of the mouth, the lining of blood vessels, lung alveoli and kidney tubules are all made of epithelial tissue.
The cells are tightly packed and form a continuous sheet.
They have only a small amount of cementing material between them and almost no intercellular spaces.
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