As you can see, molar root canal is more complicated for several reasons. 기본적으로 근관은 더 작고 찾기 어렵고, 보통 구부러지거나 구부러져 있으며, 그 수가 더 많습니다. Here is a radiograph Xray of a molar root filling with very curved roots on the left side of the picture.