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प्रश्न
What is the following and where do you find them in animal body?
Ciliated epithelium
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उत्तर
Ciliated epithelium – If the columnar or cuboidal cells bear cilia on their free surface they are called ciliated epithelium. Their function is to move particles or mucus in a specific direction over the epithelium. They are mainly present in the inner surface of hollow organs like bronchioles and Fallopian tube
संबंधित प्रश्न
Name one place in living organisms where the following tissues is located:
Squamous epithelium
Name the tissues found
at the outer layer of skin.
Answer the following question.
Describe different types of cell junctions.
Epithelial cells with cilia are found in ______ of our body.
Some epithelia are pseudostratified. What does this mean?
Intestine absorb the digested food materials. What type of epithelial cells are responsible for that?
Fats are stored in human body as
The dead element present in the phloem is
If a potted plant is covered with a glass jar, water vapours appear on the wall of glass jar. Explain why?
Give reasons for
Meristematic cells have a prominent nucleus and dense cytoplasm but they lack vacuole.
The ______ epithelium is also known as the pavement membrane.
An epithelial layer does not allow the regulation of materials between the body and the external environment.
Assertion: Materials are exchanged between epithelial and connective tissues by diffusion.
Reason: Blood vessels are absent in epithelial tissue.
Explain simple epithelium and its types.
Epithelium founds in the lining of stomach and intestine is
Identify the types of cell junctions that help to stop the leakage of the substances across tissue and facilitation of communication with neighbouring cells via rapid transfer of ions and molecules.
Stratified epithelial cells have limited role in secretion. Justify their role in our skin.
Write the appropriate type of tissues in column B according to the functions mentioned in column A.
| Column A | Column B |
| a. Secretion and absorption | i. ______ |
| b. Protective covering | ii. ______ |
| c. Linking and supporting framework | iii. ______ |
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:
