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प्रश्न
Distinguish between inspiration and expiration.
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उत्तर
| No. | Inspiration | Expiration |
| i. | Atmospheric air is taken into the lungs. | Air rushes out from the lungs. |
| ii. | It is an active process. | It is a passive process. |
| iii. | Contraction of external intercostal muscles occurs. | Relaxation of external intercostal muscles occurs. |
| iv. | Diaphragm contracts and becomes flattened. | Diaphragm relaxes and becomes original dome shaped. |
| v. | Increase in volume of thoracic cavity. | Decrease in volume of thoracic cavity. |
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संबंधित प्रश्न
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Dr. Usha is a pulmonologist (Doctor for respiratory diseases). One day, a school student named Arjun, met her with respiratory problems. After diagnosis, the doctor advised him to go to playground daily and play football or basketball. She also advised him to do pranayamam in the morning.
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| Column – I | Column – II |
| (P) IC | i. maximum volume of air breathe in after forced. |
| (Q) EC | ii. Volume of air present after expiration in lungs. |
| (R) VC | iii. Volume of air inhaled after expiration. |
| (S) FRC | iv. Volume of air present after expiration in lungs. |
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