Objective: to study the sectional anatomy and ct image of posterior tympanum and provide anatomical data for image diagnosis and operation treatment of this area.
目的：为后鼓室及耳科病变的影像诊断和手术治疗提供解剖学基础。
2
Objective To obtain the normal image and sectional anatomical data of the abducent nerve with MRI and plastination.
目的对展神经进行MRI与塑化切片对照研究，获得正常影像和断层解剖资料。
3
Objective to obtain the normal image and sectional anatomical data of the oculomotor nerve and its related arteries with MRI and plastination.