慢性萎缩性胃炎
A. 胃黏膜腺体萎缩、胃酸缺乏
B. 胃黏膜浅层淋巴细胞浸润
C. 胃黏膜腺体增生、胃酸减少
D. 胃黏膜腺体增生、胃酸增多
E. 胃黏膜浅层中性粒细胞浸润
腱反射的中枢位于
A. 脊髓
B. 延髓
C. 脑桥
D. 中脑
E. 大脑皮质
毒扁豆碱的缩瞳作用是由于:
A. 兴奋睫状肌,松弛悬韧带
B. 降低眼内压
C. 抑制虹膜括约肌的胆碱酯酶
D. 直接兴奋虹膜括约肌的M受体
E. 兴奋虹膜辐射肌的α受体
Directions:After receiving the flowers sent by her intimate friend Iris, Mary writes a letter to show her thanks to Iris. Mary wants to tell the following things:You should write about 100 words on ANSWER SHEET 2. Do not sign your own name at the end of the letter. Use "Mary" instead. You do not need to write the address .( 10 points)