MCQOPTIONS
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MCQOPTIONS
| 1. |
During increased physical activity |
| A. | the rate of breathing increases and becomes up to 25 breaths per minute |
| B. | the rate of breathing decreases and becomes up to 25 breaths per minute |
| C. | the rate of breath remains unchanged and is the same as that at the time of rest |
| D. | none of these |
| Answer» B. the rate of breathing decreases and becomes up to 25 breaths per minute | |