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प्रश्न
Name the cartilage which divides the nasal cavity into right and left nasal chambers.
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उत्तर
The mesethmoid cartilage divides the nasal cavity into right and left nasal chambers.
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संबंधित प्रश्न
During respiration there is
Name the body structure concerned with the given functional activity:
Helps to increase the volume of the chest cavity lengthwise.
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 :
Expiratory reserve volume (ERV)
Write true or false for the following statement. Rewrite the false statement correctly.
The walls of alveoli are richly supplied with veins.
Write true or false for the following statement. Rewrite the false statement correctly.
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How is aerobic respiration different from anaerobic respiration?
A biochemical compound that readily combines with oxygen and distributes it throughout the human body is ____________.
A person suffers punctures in his chest cavity in an accident without any damage to the lungs. Its effect could be ______.
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- Diffusion of gases (O2 and CO2) across alveolar membrane.
- Transport of gases by blood.
- Utilisation of O2 by the cells for catabolic reactions and resultant release of CO2.
- Pulmonary ventilation by which atmospheric air is drawn in and CO2 rich alveolar air is released out.
- Diffusion of O2 and CO2 between blood and tissues.
