Table 1.
Baseline MAP and HR
| n | Condition | MAP, mmHg | HR, beats/min | |
|---|---|---|---|---|
| Freely perfused | ||||
| Static contraction | 9 | Control | 81 ± 6 | 395 ± 9 |
| TTX | 84 ± 7 | 385 ± 11 | ||
| Recovery | 86 ± 6 | 403 ± 14 | ||
| Tendon stretch | 9 | Control | 74 ± 5 | 408 ± 14 |
| TTX | 85 ± 7 | 386 ± 11 | ||
| Recovery | 89 ± 6 | 410 ± 14 | ||
| Tibial nerve stimulation | 7 | Control | 81 ± 8 | 451 ± 8 |
| TTX | 87 ± 10 | 439 ± 12 | ||
| Recovery | 76 ± 9 | 441 ± 13 | ||
| Ligated (72 h) | ||||
| Static contraction | 9 | Control | 97 ± 6 | 408 ± 21 |
| TTX | 91 ± 6 | 403 ± 17 | ||
| Recovery | 105 ± 8 | 416 ± 10 | ||
| Tendon stretch | 9 | Control | 92 ± 7 | 421 ± 21 |
| TTX | 95 ± 7 | 396 ± 18 | ||
| Recovery | 100 ± 5 | 422 ± 6 | ||
| Tibial nerve stimulation | 7 | Control | 102 ± 6 | 488 ± 16 |
| TTX | 97 ± 4 | 478 ± 12 | ||
| Recovery | 93 ± 4 | 480 ± 9 |
Values are means ± SE; n, no. of rats. MAP, mean arterial pressure; HR, heart rate; TTX, tetrodotoxin.