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प्रश्न
The question has four options. Choose the correct answer:
During respiration, the diaphragm
पर्याय
relaxed to become dome-shaped
Contracts and flattened
expands
shows no change
उत्तर
shows no change
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संबंधित प्रश्न
Give the significance of respiration
The ultimate end parts of the respiratory system in humans are known as
Differentiate between the following pairs on the basis of the aspect given in the brackets.
Photosynthesis and Respiration (Reactants)
Differentiate between the following pairs on the basis of the aspect given in the brackets.
Inspired air and Alveolar air (CO2 content)
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)
The front opening of the wind pipe is guarded by ______.
Write true or false for the following statement. Rewrite the false statement correctly.
The oxidation of food to release energy and water is called breathing.
Write true or false for the following statement. Rewrite the false statement correctly.
The mature roots and woody stems of certain trees have openings called lenticels.
Name the following:
Anterior most part of nasal chamber bearing hairs.
Name the following:
No breathing.
Alveoli provide the surface area for exchange of ______.
____________ prevents the entry of food into respiratory tract.
Which of the following are the parts of upper respiratory system?
- Larynx
- Bronchi
- Trachea
- Nasopharynx
- Nasal cavities
Name the muscles of respiration?
The pulmonary artery carries blood from the lungs to the left atrium.
The windpipe is called the larynx.
Measure the breathing rate of the members of your family and some of your friends. Investigate:
- If the breathing rate of children is different from that of adults.
- If the breathing rate of males is different from that of females If there is a difference in any of these cases, try to find the reason.
