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Table 1 Morphometric, densitometric and mechanical properties of mandible in 5-month-old Polish Merino sheep

From: Morphological, densitometric and mechanical properties of mandible in 5-month-old Polish Merino sheep

Investigated parameter Right mandible Left mandible Whole mandible
Bone weight (g) - - 116.3 ± 5.6
Bone length (mm) 218.9 ± 2.8 218.6 ± 2.9 218.7 ± 2.9a
Total bone volume (cm3) - - 71.7 ± 3.3
Volumetric bone mineral density of the cortical bone (g/cm3) 2.457 ± 0.027 2.446 ± 0.025 2.451 ± 0.024a
Calcium hydroxyapatite density of the cortical bone (g/ml) 1043 ± 26 1065 ± 35 1054 ± 26a
Mean volumetric bone mineral density (g/cm3) - - 1.864 ± 0.017
Cross-sectional area (mm2) 51.7 ± 1.9 56.0 ± 2.8 53.9 ± 2.3a
Second moment of inertia (mm4) 254 ± 21 276 ± 22 265 ± 21a
Mean relative wall thickness 0.756 ± 0.020 0.843 ± 0.025 0.797 ± 0.017a
Cortical index 42.9 ± 0.6 45.6 ± 0.7 44.3 ± 0.5a
Maximum elastic strength (N) 801 ± 31 844 ± 69 823 ± 42a
Ultimate strength (N) 1121 ± 105 1312 ± 135 1216 ± 106a
  1. Values are means ± standard error of the mean
  2. aValues obtained as means of right and left halves of mandible