Crista occipitalis interna

例句：

1. 1. The crista occipitalis interna is a critical part of the balance system in the human body.
   内耳的横沟是人体平衡系统中至关重要的部分。
2. 2. During surgery, the surgeon carefully dissects the crista occipitalis interna to avoid damaging the delicate nerves.
   在手术中，外科医生小心翼翼地解剖内耳的横沟，以免损伤那些敏感的神经。
3. 3. This condition can lead to imbalances in the body's center of gravity, which can cause dizziness and nausea.
   这种状况可能导致身体重心失衡，从而引发眩晕和恶心。