A tooth adapted for tearing apart flesh especially one of the last upper premolar or first lower molar teeth in carnivorous mammals.
裂齿,食肉齿适合于撕裂肉的牙齿,尤指食肉哺乳动物最后上前臼齿之一或第一个下臼齿。
Results of 64 cracked teeth, 28 appeared in maxillary first molar.
结果在64颗隐裂牙中,有28颗发生于上颌第一磨牙。
Body sizes for fossil taxa were estimated using regressions of body weight based on the area of the first lower molar for most species and on other teeth or limb bones for a few species.
大多数化石种类的体重通过下第一臼齿面积与体重的回归公式来估计,少数种类用其他牙齿或肢骨来估计。
Results the average attrition gradation of the teeth in Neolithic population was 3.88. The attrition degree of the first molar was greater than that of the second!
结果新石器时期人类牙齿的平均磨耗级别是3.88级,磨耗程度第一磨牙大于第二磨牙、大于第三磨牙。
Results Statistically significant difference was detected among two groups in the upper first molar mesial moving, no significant difference was noted in the upper anterior teeth palatal moving.
结果两组上颌第一磨牙近中移动量差异有显著性,而两组上颌前牙腭向位移量差异无显著性。
Results All parameters of 14 teeth were achieved The parameter of TM in mandibular incisor was the highest and in mandibular first molar lowest.
结果得到右侧上下颌14颗牙的牙动度参数的正常范围,其牙动度参数的均值以下颌前牙最大,下颌第一磨牙最小。
Objective To observe the clinical effect of recessive artificial teeth repaired of first anterior molar deletion.
目的观察隐形义齿修复第1前磨牙的临床效果。
Objective To observe the clinical effect of recessive artificial teeth repaired of first anterior molar deletion.
目的观察隐形义齿修复第1前磨牙的临床效果。
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