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प्रश्न
Name any four important functions of epithelial tissue and provide at least one example of a tissue that exemplifies each function.
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उत्तर
1. Secretion: Cuboidal epithelium in kidney tubules, ducts.
2. Absorption: Columnar epithelium found in the digestive tract.
3. Filtration: Squamous epithelium found in the glomerulus of the kidney.
4. Ciliated epithelium: Found in the bronchi, uterine tubes propels the materials due to ciliary actions.
संबंधित प्रश्न
What is the following and where do you find them in animal body?
Ciliated epithelium
Name the kind of cells found in the following place:
Inner lining of the wind pipe
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:
in the testes and ovaries.
Answer the following question.
What is cell junction?
Fats are stored in human body as
Nerve cell does not contain
The dead element present in the phloem is
A long tree has several branches. The tissue that helps in the side ways conduction of water in the branches is
Write true (T) or false (F)
The lining of blood vessels, lung alveoli and kidney tubules are all made up of epithelial tissue.
Write true (T) or false (F)
Epithelial layer does not allow regulation of materials between body and external environment.
Glandular epithelium gives a stratified appearance.
Assertion: Materials are exchanged between epithelial and connective tissues by diffusion.
Reason: Blood vessels are absent in epithelial tissue.
Which type of tissue CORRECTLY matches with its location?
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.
Which one of the following types of cell is involved in making of the inner walls of blood vessels?
The body of sponges does not possess tissue level of organisation though it is made of thousands of cells. Comment.
How does a gap junction facilitate intercellular communication?
