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प्रश्न
What is an epithelium? Enumerate the characteristic features of different epithelia.
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उत्तर
Epithelial tissue is sheet of cells that covers the body surface or lines the body cavity.
- Simple epithelium is single layered.
- Squamous epithelium is made of flattened cells with irregular boundaries.
- Columnar epithelium is made of column like cells with round to oval nuclei at the base.
- Ciliated epithelium has ciilia at the free end.
- Compound epithelium is made of multi-layered cells.
संबंधित प्रश्न
Describe various types of epithelial tissues with the help of labelled diagrams
The following statement is wrong. Rewrite it correctly by changing either one or two words.
Glandular epithelium is present in kidneys.
Name one place in living organisms where the following tissues is located:
Squamous epithelium
How many types of epithelial tissues have you studied? Write their functions.
Give structure, types and functions in brief of the following:
Epithelial tissue
Name the tissues found
at the outer layer of skin.
Answer the following question.
What is cell junction?
Some epithelia are pseudostratified. What does this mean?
Name any four important functions of epithelial tissue and provide at least one example of a tissue that exemplifies each function.
Intestine absorb the digested food materials. What type of epithelial cells are responsible for that?
The dead element present in the phloem is
Assertion: Materials are exchanged between epithelial and connective tissues by diffusion.
Reason: Blood vessels are absent in epithelial tissue.
Write one point of difference between
Simple and compound epithelial tissue.
Identify the following relationship
Cuboidal: Epithelial
Cardiac: ______
Granulocytes: ______
Osteocytes: ______
Which type of tissue CORRECTLY matches with its location?
Epithelium founds in the lining of stomach and intestine is
Which one of the following types of cell is involved in making of the inner walls of blood vessels?
Match List I with List II.
| List I | List II |
| A. Mast cells | I. Ciliated epithelium |
| B. Inner surface of bronchiole | II. Areolar connective tissue |
| C. Blood | III. Cuboidal epithelium |
| D. Tubular parts of nephron | IV. specialised connective tissue |
Choose the correct answer from the options give below:
