nucleus mesencephalicus nervi trigemini

例句：

1. 1. The lesions in the mesencephalic region are responsible for the patient's symptoms.
   中脑区域的病变是导致患者症状的原因。
2. 2.Researchers have discovered a new gene that plays a crucial role in the development of the mesencephalic region.
   研究人员发现了一种新的基因，它在中脑区域的发展过程中起着关键作用。
3. 3. The mesencephalic region is an important part of the brain and plays a vital role in controllingmovement and balance.
   中脑区域是大脑的一个重要部分，它对控制运动和平衡起着至关重要的作用。