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प्रश्न
Choose the correct alternative.
_______ muscles contract when the external intercostal muscles contract.
विकल्प
Internal abdominal
Jaw
Muscles in bronchial walls
Diaphragm
उत्तर
Diaphragm muscles contract when the external intercostal muscles contract.
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संबंधित प्रश्न
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| Column – I | Column – II |
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| (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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