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प्रश्न
State one function of the following:
Ciliated epithelium lining the respiratory tract
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उत्तर
It is the protective inner lining of the respiratory passage. It helps in motion, driving any fluid that is on them.
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संबंधित प्रश्न
How are the lungs designed in human beings to maximize the area for exchange of gases?
What would be the consequences of a deficiency of haemoglobin in our bodies?
Name two animals which breathe through gills.
Where does the blood absorb oxygen in the human body?
What is the other name of wind-pipe?
State whether the following statement is true or false:
Energy can be produced in cells without oxygen.
State the three common features of all the respiratory organs like skin, gills and lungs.
From where do the aquatic animals and terrestrial animals obtain oxygen for breathing and respiration?
Give the main points of difference between respiration in plants and respiration in animals.
Which of the following statements are true about respiration?
(i) during inhalation, ribs move inward and diaphragm is raised.
(ii) the gaseous exchange takes place in the alveoli.
(iii) haemoglobin has greater affinity for carbon dioxide than oxygen.
(iv) alveoli increase surface area of the exchange of gases
The breathing and respiration in woody stem of a plant takes place through:
During marathon, we sometimes get painful contractions of leg muscles due to the accumulation of one of the following in leg muscles. This is:
Fill in the following blanks with suitable words:
The ___________ blood cells make antibodies whereas ___________ blood cells help in respiration.
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Name the body structure concerned with the given functional activity:
Prevents food from entering the trachea during swallowing.
Respiration refers to ____________.
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With which of the following haemoglobin combines to form carboxyhaemoglobin?
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Visit a doctor. Find out about artificial respiration. Ask the doctor:
- When does a person need artificial respiration?
- Does the person need to be kept on artificial respiration temporarily or permanently?
- From where can the person get supply of oxygen for artificial respiration?
