MCQOPTIONS
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| 1. |
______________ are neurotransmitters that regulate pain perception and areinvolved in the positive emotions associated with aerobic exercise. |
| A. | Gamma-aminobutyric acid (GABA) |
| B. | Norepinephrine |
| C. | Endorphins |
| D. | Serotonin |
| Answer» D. Serotonin | |