【摘要】 光学显微镜观测162侧12～39周胎儿圆窗区的形态结构,并用统计学方法求出圆窗区与年龄的相关回归。以探索圆窗区正常发育规律。更多还原

【Abstract】 According to Schuknecht’s histological technique of the temporal bones, 162 temporal bones derived from fetus ranged from 12 to 39 weeks old were used for microscopic study and measured with the micrometer,The results show the developmental law of the round window.更多还原