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प्रश्न
State one function of the following:
Diaphragm
उत्तर
Diaphragm contributes to the enlargement of the chest cavity lengthwise.
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संबंधित प्रश्न
What are the differences between aerobic and anaerobic respiration? Name some organisms that use the anaerobic mode of respiration.
Which part of roots is involved in the exchange of respiratory gases?
Name two animals which breathe through gills.
State whether the following statement is true or false:
Fish and earthworm exchange gases during respiration in the same way.
Explain why, a land plant may die if its roots remain waterlogged for a long time.
What type of respiration takes place in human muscles during vigorous physical exercise? Give reason for your answer
Define breathing. State the differences between breathing and respiration.
State the three common features of all the respiratory organs like skin, gills and lungs.
Describe the process of respiration in the following part of a plant:
Root
Why do fishes die when taken out of water?
Explain how, the air we breathe in gets cleaned while passing through the nasal passage.
Which of the following is not produced during anaerobic respiration in unicellular fungus?
Which of the following is correct for the process of anaerobic respiration?
| Carbon dioxide always produced | A lot of energy released | |
| (a) | No | Yes |
| (b) | No | No |
| (c) | Yes | No |
| (d) | Yes | Yes |
Lack of oxygen in muscles often leads to cramps in the legs of sprinters. This is due to the conversion of pyruvate to:
In cockroaches, air enters the body through:
Fill in the following blanks with suitable words:
The ___________ blood cells make antibodies whereas ___________ blood cells help in respiration.
Choose the odd one out in the following groups of four items each:
Trachea, Bronchus, Alveolus, Diaphragm
Choose the odd one out in the following groups of four items each:
Diffusion, Respiratory gases, Alveoli, Capillary network
Choose the odd one out in the following groups of four items each:
Trachea, Ciliated epithelium, Mucous, Diffusion
What is the normal percentage composition of gases in inspired and expired air respectively?
Why is respiration essential for life?
____________ refers to a biochemical process of oxidation of organic compounds in an orderly manner for the liberation of chemical energy in the form of ATP.
______ refers to the physical process by which gaseous exchange takes place between the atmosphere and the lungs.
Name the substances whose build-up in the muscles during vigorous physical exercise may cause cramps?
What is common between extensive network of blood vessels around walls of alveoli and in glomerulus of nephron?
During respiration exchange of gases take place in
The oxygen dissociation curve is a sigmoid curve and it shifts towards the right due to ______.
List the similarities between aerobic and anaerobic respiration.
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?
