MCQOPTIONS
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| 1. |
When we inhale |
| A. | the diaphragm is pushed upwards and the rib cage downwards |
| B. | both diaphragm and rib cage are pushed downwards |
| C. | the diaphragm is pulled downwards and the rib cage upwards |
| D. | the diaphragm is pushed upwards and the rib cage is pulled downwards |
| Answer» D. the diaphragm is pushed upwards and the rib cage is pulled downwards | |