患者男性，23岁，因“头痛伴行走不稳1个月余”入院。既往体健，其父亲、哥哥曾因颅内肿瘤行手术治疗，术后病理示血管母细胞瘤。查体：血压120/88mmHg（1mmHg=0.133kPa），意识清，查体合作，眼球活动未见障碍，步态蹒跚，全身皮肤未见黄染、结节、皮疹，胸廓无畸形，腹平、软，无压痛，未触及包块，肝、脾未触及，四肢未见畸形，肌力5级，肌张力正常，闭目难立征阳性、指鼻试验阳性。外院颅脑MRI平扫示左小脑血管母细胞瘤伴脑积水、延髓背侧占位。
血管母细胞瘤可发生于（）
A.小脑
B.脊髓
C.脑干
D.垂体柄
E.视神经
F.外周神经
参考答案：A, B, C, D, E, F
根据对话内容，从下面方框中选择适当的短语填空，使对话内容完整正确。
Life is not easy, so I’d like to say “When anything happens, believe in yourself!”. When I was a young boy, I was 小题1: speak to anyone. My classmates often 小题2: me. I was sad but could do nothing. Later, something happened, and it changed my life. It was an English speech contest. My mother asked me to take part in it. What a terrible idea! “Come on, boy. Believe in yourself! You are 小题3: to win.” Then mother and I talked about many different topics. At last, I chose the topic “Believe in yourself”. I 小题4: to remember all the speech and practised it over 100 times. With my mother’s great love, I did well in the contest. I 小题5: believe my ears when the news came that I had won the first place. I heard the cheers from the teachers and students. |