肝功能实验选择的原则是什么?
下面哪项不是良性肿瘤的特征() ["A．细胞分化好，细胞形态和结构与正常相似","B．多呈浸润性生长","C．一般对机体无影响","D．一般不发生转移","E．一般生长较慢"]
最不宜行活检的恶性肿瘤是() ["A．舌癌","B．唇癌","C．肉瘤","D．恶性淋巴瘤","E．恶性黑色素瘤"]
该病最可能的诊断是() ["A．角化囊肿","B．成釉细胞瘤","C．颌骨中心性癌","D．颌骨骨髓炎","E．颌骨骨肉瘤"]
颈淋巴转移率最高，且早期转移的肿瘤是() ["A．舌癌","B．唇癌","C．颊癌","D．牙龈癌","E．上颌窦癌"]
简述肝脏的生物转化作用及其反应类型?
