Results: Sectional plastination and MRI images of the nerves revealed the similar result, but the trochlear nerve was only defined on the plastination section.

• 结果：塑化薄片断层、标本和活体MR扫描，脑神经行程、解剖形态均有良好的对应关系，滑车神经仅在塑化切片上显示。