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Mean (± S.E.) percent type II fibers as determined by stereological methods using alkaline and acidic pre-incubation media for respiratory muscles of bottlenose dolphins (Tursiops truncatus).
| % Type II Fibers by Area | ||
|---|---|---|
| Muscle | Alkaline | Acid |
| Scalenus | 61.2 ± 2.1 | 67.4 ± 1.0 |
| Sternohyoid | 88.5 ± 1.3 | 87.5 ± 2.0 |
| Sternocephalicus | 72.8 ± 2.2 | 68.6 ± 2.4 |
| Rectus abdominis - cranial | 77.4 ± 3.7 | 69.5 ± 4.7 |
| Rectus abdominis - umbilicus | 75.6 ± 1.9 | 69.2 ± 3.5 |
| Rectus abdominis - caudal | 74.3 ± 2.0 | 66.2 ± 2.4 |
