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प्रश्न
The volume of air in the lungs and the rate at which it is exchanged during inspiration and expiration was measured.
The following diagram shows a group of the lung volumes and capacities.
Study the diagram carefully and explain briefly the following :
Inspiratory reserve volume (IRV)
उत्तर
Inspiratory reserve volume (IRV): Air that can be drawn in forcibly over and above the tidal air is called inspiratory reserve volume. It is also known as complemental air. It is 3000 mL.
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संबंधित प्रश्न
Fill in the blank.
In human beings, the exchange of gases takes place in _____.
Write true or false for the following statement. Rewrite the false statement correctly.
The microscopic air sacs present in the lungs are called bronchi.
Write true or false for the following statement. Rewrite the false statement correctly.
The walls of alveoli are richly supplied with veins.
Differentiate between
Breathing and Respiration.
Find the odd one out. Give a reason for your choice.
skin, heart, lung, liver, kidney
Name the following:
Sound producing organ.
Name the following:
High breathing rate.
Give the functions of the following:
Epiglottis
The question has four options. Choose the correct answer:
Sites of gaseous exchange in the lung are
Answer the following question.
A student observed that the cockroaches are killed for dissection by simply putting them in soap water. He inquired whether soap is so poisonous. Teacher said it is due to its peculiar respiratory system. How?
Match the following.
| 1. | Digestive System | Kidney |
| 2. | Respiratory system | Brain |
| 3. | Circulatory system | Alimentary canal |
| 4. | Excretory system | Heart |
| 5. | Nervous System | Lungs |
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In respiration, air passes through:
Choose the odd one:
Match the following:
| 1. | Human intestine | a. | Blue blood |
| 2. | Crab | b. | White blood |
| 3. | Cockroach | c. | Digestion of fat |
| 4. | Bile | d. | Tape warm |
What is the length of the Alimentary canal?
Pick the odd one out from each of the groups given below on the basis of respiratory organs. Give a reason for your answer.
crocodile, whale, dolphin, fish
A fluid filled double membranous layer surrounds the lungs. Name it and mention its important function.
Sketch and label Human Respiratory system.
