Table 1.
Variation of extensor muscle Hill-type parameters across the 10 animals used here. Parameter values have been expressed in the units most convenient for presentation.
| Animal |
k1 (µN) |
k2 (mm−1) |
k3 (N/mm2) |
Fmax (mN) |
A | B |
curvω (mm0.5) |
vmax (act=1) (mm/s) |
vmax neg (mm/s) |
cneg |
|---|---|---|---|---|---|---|---|---|---|---|
| A | 1.76 | 4.73 | 12.1 | 189 | 10.8 | 0.23 | 4.23 | 6.27 | 1.07 | −1.42 |
| B | 4.87 | 4.11 | 11.6 | 197 | 6.6 | 0.32 | 3.23 | 6.02 | 0.60 | −1.26 |
| C | 0.78 | 5.48 | 13.6 | 139 | 6.3 | 0.22 | 4.47 | 5.60 | 1.14 | −1.57 |
| D | 5.29 | 4.18 | 14.2 | 116 | 10.3 | 0.12 | 6.22 | 7.05 | 0.26 | −1.68 |
| E | 3.13 | 4.38 | 12.1 | 189 | 8.1 | 0.20 | 4.51 | 6.58 | 1.04 | −1.63 |
| F | 4.65 | 4.36 | 12.7 | 121 | 11.0 | 0.14 | 5.57 | 6.66 | 0.69 | −1.62 |
| G | 1.24 | 5.10 | 12.7 | 196 | 11.4 | 0.12 | 5.82 | 6.17 | 0.23 | −1.50 |
| H | 0.53 | 5.99 | 31.2 | 132 | 8.1 | 0.17 | 5.13 | 5.66 | 1.06 | −1.68 |
| I | 4.29 | 4.09 | 9.5 | 170 | 8.9 | 0.24 | 4.19 | 6.06 | 3.99 | −1.54 |
| J | 0.41 | 5.73 | 8.2 | 54 | 6.6 | 0.23 | 4.24 | 7.00 | 0.49 | −1.38 |
| Fold- variation |
12.9 | 1.5 | 3.8 | 3.7 | 1.8 | 2.7 | 1.9 | 1.3 | 17.4 | 1.3 |