papilla of optic nerve

例句：

1. 1. The doctor examined the patient's eye and found a small papilla of optic nerve on the surface of the retina.
   医生检查了患者的眼，发现视网膜表面的一个小视神经乳头。
2. 2. The patient was diagnosed with glaucoma, which can cause damage to the papilla of optic nerve.
   患者被诊断出患有青光眼，这可能导致视神经乳头受损。
3. 3. The papilla of optic nerve is an important structure in the eye that helps transmit visual information from the retina tothe brain.
   视神经乳头是眼睛中一个重要的结构，它帮助将视觉信息从视网膜传输到大脑。