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प्रश्न
What is the role of the diaphragm in respiration in human beings?
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उत्तर
The diaphragm moves up and down and helps exchange air between the atmosphere and the lungs.
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संबंधित प्रश्न
Starting from the nostrils, trace the path in sequence which the inspired air takes until it reaches the air sacs.
Answer briefly the following:
Name the agency which transports oxygen to all parts of the body.
What are their functions?
Name the following:
A film covering the alveoli of the lungs and lowers the surface tension.
Give the functions of the following:
Epiglottis
Which of the following are the parts of upper respiratory system?
- Larynx
- Bronchi
- Trachea
- Nasopharynx
- Nasal cavities
A biochemical compound that readily combines with oxygen and distributes it throughout the human body is ____________.
Carefully study the diagram of the human respiratory system with labels A, B, C and D. Select the option which gives correct identification and main function and /or characteristic.
What are the most important toxic gases in smoke?
Regarding the functions of our respiratory system, mark the wrong entry.
