MCQOPTIONS
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MCQOPTIONS
| 1. |
When we exhale |
| A. | the diaphragm is pushed up and the rib cage is pushed downwards |
| B. | the diaphragm is pulled down and the rib cage is pushed downwards |
| C. | the diaphragm is pulled down and the rib cage is pulled upwards |
| D. | the diaphragm is pushed upwards and the rib cage is pulled upwards |
| Answer» B. the diaphragm is pulled down and the rib cage is pushed downwards | |