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Question
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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Solution
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.
RELATED QUESTIONS
What is the following and where do you find them in animal body?
Ciliated epithelium
Based on the following information, identify the three types of epithelial tissue in the figures given below :
| a |  |
b |  |
c |  |
(1) Cuboidal epithelium: It consists of a single layer of cuboidal cells.
(2) Columnar epithelium: It is composed of tall, cylindrical cells with oval nuclei usually placed at the base of the cells.
(3) Ciliated epithelium: It consists of cells being hair-like cilia on their free surface.
Name any one body part where ciliated epithelium is found in humans. What is its function?
Name the tissues found:
at the inner lining of the trachea.
Name the tissues found:
in the testes and ovaries.
Epithelial cells with cilia are found in ______ of our body.
Lining of small intestine is made up of ______.
Prevention of substances from leaking across the tissue is provided by ______.
If a potted plant is covered with a glass jar, water vapours appear on the wall of glass jar. Explain why?
Write true (T) or false (F)
Epithelial layer does not allow regulation of materials between body and external environment.
Differentiate between sclerenchyma and parenchyma tissues. Draw well labelled diagram.
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.
Write one point of difference between
Simple and compound epithelial tissue.
Explain simple epithelium and its types.
Identify the following relationship
Cuboidal: Epithelial
Cardiac: ______
Granulocytes: ______
Osteocytes: ______
Name the different cell junctions found in tissues.
