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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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Respiration and breathing are two different processes.
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| Column – I | Column – II |
| (P) Tidal volume | i. 1000 to 1100 ml |
| (Q) Residual volume | ii. 500 ml |
| (R) Expiratory reserve volume | iii. 2500 to 3000 ml |
| (S) Inspiratory reserve volume | iv. 1100 to 1200 ml |
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| Respiratory Capacities | Respiratory Volumes |
| 1. Residual volume | 2500 mL |
| 2. Vital capacity | 5500 mL |
| 3. Inspiratory sore volume | 1200 mL |
| 4. Total Lung capacity | 4500 mL |
Which one of the following is the correct matching of two capacities and volumes?
