X线片表现Codeman三角，最常发生在哪种疾病（） ["内生软骨病","骨关节结核","骨肉瘤","骨软骨瘤","骨囊肿"]
钩端螺旋体病的主要传染源是（） ["猪","老鼠","患者","兔子","犬"]
以下哪种囊肿不属于牙源性囊肿（） ["球上颌囊肿","根尖囊肿","含牙囊肿","角化囊肿","始基囊肿"]
下述药物中属于止痒剂的有（） ["5%苯唑卡因","1%麝香草酚","5%硝酸银","黑豆馏油软膏","糖皮质激素"]
正常人脑、肝、脂肪声衰减程度比较（）。 ["脂肪＞肝＞脑","肝＝脑＞脂肪","肝＞脂肪＞脑","肝＞脂肪＞脑","脑＞肝＞脂肪"]
脾其华在（），肝其华在（）。
