Question

Write six functions of epithelial tissue

Answer 1

functions of epithelial cells include secretion, selective absorption, protection, transcellular transport and sensing .

Epithelial layer contain no blood vessels so they must receive nourishment via doffusion of substances from underlying connective tissue, through the basement membrane.

Answer 2

Answer:

Explanation:

1. The cells of the body surface form the outer layer of skin. These cells protect the underlying cells from drying,injury, and chemical effects.

2. They also protect the body from viral or bacterial infection.

3. Inside the body, epithelial cells form lining of mouth and alimentary canal and protect these Organs.

4. Epithelial tissues help in absorption of water and nutrients.

5. Some epithelial tissues help in elimination of waste products.

6. Some epithelial tissues perform secretory function. They secrete a variety of substances such as sweat,saliva[MUCUS], enzymes etc.

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