Table 1.
Baseline MAP and HR in the experiments
| Protocol | n | MAP (mmHg) | HR (beats/min) |
|---|---|---|---|
| Stimulus frequency | 5 | 91 ± 4 | 397 ± 8 |
| Dantrolene sodium | 5 | 101 ± 1 | 410 ± 10 |
| SAD | |||
| Sham | 5 | 88 ± 2 | 404 ± 14 |
| SAD | 6 | 99 ± 4 | 382 ± 16 |
| Local anesthesia of molar regions | |||
| Vehicle (saline) | 6 | 85 ± 5 | 384 ± 14 |
| 0.4% Lidocaine | 6 | 82 ± 3 | 356 ± 16 |
| 0.8% Lidocaine | 5 | 90 ± 2 | 369 ± 11 |
| Gadolinium chloride entrapment in masticatory muscles | |||
| Vehicle (HEPES-buffered solution) | 5 | 93 ± 2 | 358 ± 7 |
| Gadolinium chloride | 12 | 91 ± 3 | 358 ± 12 |
| Masseter muscle stretch test | 6 | 86 ± 3 | 379 ± 9 |
| TRG-block | |||
| Vehicle (saline) | 6 | 90 ± 4 | 392 ± 14 |
| 2% Lidocaine | 8 | 94 ± 4 | 393 ± 14 |
| 8% Lidocaine | 7 | 95 ± 2 | 374 ± 13 |
| Hexamethonium chloride | |||
| 1 mg kg−1, iv | 8 | 93 ± 3 | 393 ± 8 |
| 10 mg kg−1, iv | 8 | 91 ± 3 | 379 ± 8 |
| Vasomotor response test | 6 | 87 ± 2 | 403 ± 23 |
| Atropine methyl nitrate | 7 | 90 ± 2 | 427 ± 5 |
All values are expressed as mean ± SE. Baseline MAP and HR were measured and averaged for 30 s in the experiments
n number of rats, MAP mean arterial pressure, HR heart rate, SAD sinoaortic denervation, TRG-block trigeminal ganglion block