Question

define epithelium......
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Answer 1

Answer:

Epithelium is one of only 4 types of human body tissues. Forming sheets that cover the internal and external body surfaces (surface epithelium) and secreting organs (glandular epithelium). Functions of epithelial tissue are secretion, protection, absorption, transportation and special sensory receptive.

Explanation:

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Answer 2

Answer:

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Epithelial tissues are widespread throughout the body. They form the covering of all body surfaces, line body cavities and hollow organs, and are the major tissue in glands......

Epithelium is one of only 4 types of human body tissues. ... Forming sheets that cover the internal and external body surfaces (surface epithelium) and secreting organs (glandular epithelium). Functions of epithelial tissue are secretion, protection, absorption, transportation and special sensory receptive......

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