问题:单选题关于肿瘤逃逸免疫排斥的机制,正确的是()A 肿瘤具有较强的抗原性B 肿瘤抗原性均一C 肿瘤细胞表达的MHC分子较多D 抗体可封闭肿瘤抗原E 表达黏附分子增加...
Monday, February 13, 2023
问题:单选题随血流的异物堵塞管腔的现象称为()A 血栓形成B 栓子C 栓塞D 梗死E 血栓...
Monday, February 13, 2023
Thursday, September 22, 2022
Monday, September 19, 2022
问题:缓冲溶液能够对抗外来少量强酸强碱的原因,错误的是()...
Friday, September 16, 2022
问题:单选题乳腺导管不包括()A 小叶内导管B 总导管C 小叶间导管D 乳腺腺泡E 以上均不是...
Friday, October 4, 2024
问题:单选题天狼星红苦味酸染色法在偏光显微镜下能观察到几种类型的胶原纤维()A 1种B 2种C 3种D 4种E 5种...
Friday, June 27, 2025
Thursday, September 15, 2022
Thursday, September 22, 2022
Thursday, September 15, 2022
Thursday, September 22, 2022
Tuesday, August 9, 2022
Wednesday, September 21, 2022
Thursday, September 22, 2022
Thursday, September 15, 2022
Wednesday, September 21, 2022
问题:单选题杂交时所需的材料中不包括()A 切片组织B 杂交液C 盖玻片D 湿盒E 显色液...
Sunday, June 29, 2025
问题:下列混合固定液虽有氧化剂和还原剂,但可以临用时配制,久置后则失效的是()...
Wednesday, September 21, 2022
问题:单选题下列细菌与慢性胃炎的发病有关的是()A 青霉菌B 幽门螺杆菌C 大肠杆菌D 链球菌E 葡萄球菌...
Friday, June 27, 2025
问题:单选题恒温切冷冻组织切片出现皱褶应调节()A 切片速度B 切片厚度C 刀刃距离D 刀的角度E 防卷板...
Thursday, January 9, 2025