结核病的病理特点是() ["机体超敏反应增强","炎症渗出及增生","破坏与修复常同时进行","抵抗力下降","中性粒细胞浸润"]
男,55岁,上腹饱胀不适半年余,加重1个月,近一个月上腹部不适转为疼痛,为持续性钝痛,服用胃药后症状仍不缓解,并伴有消瘦、体重减轻、间断黑便症状。结合图像,最可能的诊断为(). ["胃癌","胃窦癌","胃小弯溃疡","胃炎","胃下垂"]
关于帕金森病的三个主要体征,正确的是() ["震颤、肌张力增高、慌张步态","震颤、面具脸、肌张力增高","运动减少、搓丸样动作、肌张力增高","震颤、肌张力增高、运动减少","震颤、面具脸、运动减少"]
结核病主要的免疫保护机制是() ["变态反应","T细胞","淋巴因子","体液免疫","细胞免疫"]
某幽门梗阻病人发生反复呕吐,血气分析结果为:pH7.5,PaCO250mmHg,HCO36mmol/L,最可能的酸碱平衡紊乱类型是()() ["代谢性酸中毒","代谢性碱中毒","呼吸性酸中毒","呼吸性碱中毒","混合性碱中毒"]
简述热水采暖系统中局部散热器不热的原因及解除方法?