下颌牙列中按牙周膜面积从大到小的排列顺序是() ["A.6753412","B.7635412","C.6734521","D.7654321","E.6754321"]
呼吸性碱中毒见于() ["颅脑损伤","哮喘","高热","严重低血钾","大量丢失胃液"]
方颅现象是由哪种疾病引起()。 ["佝偻病","内分泌功能紊乱","梅毒","麻疹","感冒"]
患儿男,12岁。CT示松果体区肿瘤,内有点状钙化,肿瘤和侧脑室室管膜增强,诊断为() ["松果体瘤","生殖细胞瘤","畸胎瘤","星形细胞瘤","室管膜瘤"]
恢复牙冠颊舌面外形宽度的意义是()。 ["保持牙齿、牙列的完整性","恢复牙体解剖形态","提高咀嚼功能","保护牙周组织","排溢食物的作用"]
安全设施是针对危险和有害因素的,可分为“本质安全的直接设施”、“安全附件的间接设施”、“预先警告的提示设施”和()。