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प्रश्न
Some epithelia are pseudostratified. What does this mean?
उत्तर
Pseudostratified epithelial cells are columnar but unequal in size. Although the epithelium is single-layered yet it appears to be multilayered due to the fact that nuclei lie at different levels in different cells.
संबंधित प्रश्न
What is the following and where do you find them in animal body?
Ciliated epithelium
Name any one body part where ciliated epithelium is found in humans. What is its function?
Give structure, types and functions in brief of the following:
Epithelial tissue
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The main function of the cuboidal epithelium is
The ciliated epithelium lines the______.
Intestine absorb the digested food materials. What type of epithelial cells are responsible for that?
Write true (T) or false (F)
Epithelial layer does not allow regulation of materials between body and external environment.
Give reasons for
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______ epithelium is seen in sweat glands.
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Reason: Blood vessels are absent in epithelial tissue.
Write the salient features of the compound epithelium.
Which type of tissue CORRECTLY matches with its location?
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.
The body of sponges does not possess tissue level of organisation though it is made of thousands of cells. Comment.
Stratified epithelial cells have limited role in secretion. Justify their role in our skin.
