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[填空题] 明朝()七下西洋,最远抵达非洲东海岸和红海沿岸。

男,35岁。右下固定义齿粘固1月,现咬合时基牙痛。查:缺失,为桥基牙,稳固,叩(+),桥体面颊舌径与原天然牙等大,咬合接触好,余未见异常。引起基牙疼痛最可能的原因是() ["粘固剂的刺激","继发龋","固定桥设计不合理","创伤","与邻牙接触过紧"] 一般认为,下列哪种情况的脑出血不适于外科治疗() ["血压<26.6/16kPa","小脑出血血肿>lOml","壳核出血血肿>40ml","丘脑出血血肿>lOml","生命体征和心肾功能正常,有脑疝形成可能"] 属于特殊结构的固定桥是() ["单端固定桥","双端固定桥","半固定桥","复合固定桥","粘结固定桥"] 某患者血清LDH1,LDH2均明显增高,且LDH1/LDH2>1,应考虑() ["白血病","恶性肿瘤","肝脏疾病","骨骼肌病","AMI"] 不属于固定桥冠内固位体的是() ["两面嵌体","三面嵌体","多面嵌体","针型固位高嵌体","桩冠"] 明朝()七下西洋,最远抵达非洲东海岸和红海沿岸。
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