在可摘局部义齿中,哪项不是间接固位体的功能() ["防止游离端义齿牙合向脱位","平衡作用","增加义齿美观及对称性","防止义齿摆动","分散牙合力"]
高血压脑出血最常见的诱因是() ["劳累","外伤","情绪激动或活动过度","感染","寒冷"]
心绞痛鉴别诊断
突发呼吸困难患者一侧胸部叩诊呈实音见于() ["一侧肺不张","肺栓塞","结核性胸膜炎","肺炎","恶性胸腔积液"]
帕金森病的诊断要点包括() ["中、老年以后隐匿起病,迅速进展","具有姿势性震颤、肌强直、运动迟缓和姿势反射异常等表现(一般需具有上述四项中的两项或两项以上)","无脑炎、中毒、脑血管性、脑外伤、服用抗精神病药物史","美多巴治疗有效"]
哪些生理因素可引起红细胞和血红蛋白增加或减少?