MCQOPTIONS
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| 1. |
The detected signals are processed in the form of photo plethysmographs to determine ___________ |
| A. | SiO<sub>2</sub> |
| B. | SO<sub>2</sub> |
| C. | CO<sub>2</sub> |
| D. | TiO<sub>2</sub> |
| Answer» C. CO<sub>2</sub> | |