Explain the types of simple epithelium.

1.	Explain the types of simple epithelium.
Answer» Simple epithelium is a simple layered sheet of cells that covers the body surface or lines the body cavity Types: 1. Squamous epithelium: It is made of flattened cells with irregular boundaries. It is found in glomeruli, air sacs of lungs, lining of heart, blood vessels. 2. Cuboidal epithelium: It is made of cube like cells. It is found in kidney tubules, ducts and glands. It is important for secretion and absorption. 3. Columnar epithelium : It is made of column like cells. It lines the digestive tract. It is important for secretion and absorption. 4. Ciliated epithelium : It has cilia at the free end. It is found in bronchi, uterine tubes. It is helpful in propelling materials. 5. Glandular epithelium : Cuboidal or columnar epithelium specialized for secretion is called glandular epithelium. E.g., goblet cells and salivary gland.

Answer»

Simple epithelium is a simple layered sheet of cells that covers the body surface or lines the body cavity

Types:

1. Squamous epithelium: It is made of flattened cells with irregular boundaries. It is found in glomeruli, air sacs of lungs, lining of heart, blood vessels.

2. Cuboidal epithelium: It is made of cube like cells. It is found in kidney tubules, ducts and glands. It is important for secretion and absorption.

3. Columnar epithelium : It is made of column like cells. It lines the digestive tract. It is important for secretion and absorption.

4. Ciliated epithelium : It has cilia at the free end. It is found in bronchi, uterine tubes. It is helpful in propelling materials.

5. Glandular epithelium : Cuboidal or columnar epithelium specialized for secretion is called glandular epithelium. E.g., goblet cells and salivary gland.

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