Advertisements
Advertisements
प्रश्न
What is the following and where do you find them in animal body?
Ciliated epithelium
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
APPEARS IN
संबंधित प्रश्न
Describe various types of epithelial tissues with the help of labelled diagrams
Write the name of the following tissue.
Tissue lining the inner surface of the mouth.
Some epithelia are pseudostratified. What does this mean?
What is an epithelium? Enumerate the characteristic features of different epithelia.
Intestine absorb the digested food materials. What type of epithelial cells are responsible for that?
Which is not a function of epidermis?
Nerve cell does not contain
A long tree has several branches. The tissue that helps in the side ways conduction of water in the branches is
Differentiate between sclerenchyma and parenchyma tissues. Draw well labelled diagram.
Give reasons for
Meristematic cells have a prominent nucleus and dense cytoplasm but they lack vacuole.
Give reasons for
Intercellular spaces are absent in sclerenchymatous tissues.
In a certain type of cell division, the diploid number of chromosomes is reduced to half. This kind of division occurs in ______.
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.
Name the different cell junctions found in tissues.
How does a gap junction facilitate intercellular communication?
Classify and describe epithelial tissue on the basis of structural modifications of cells.
