以下关于主承托区的描述中错误的是() ["位于上下颌牙槽嵴顶","表面有高度角化的复层鳞状上皮","上皮下有致密的黏膜下层","位于上下颌后部牙槽嵴顶","能承受咀嚼压力"]
HBVDNA阳性,HBeAg(-)提示HBV发生了哪种变异() ["S区变异","P区变异","X区变异","前C区变异","YMDD变异"]
关于深静脉血栓形成的临床表现,错误的是() ["皮温降低","患肢疼痛、压痛","皮肤色素沉着","患肢肿胀","患肢周径增粗"]
肌萎缩侧索硬化的辅助检查特点包括() ["运动传导速度早期基本正常,随病情进展出现复合运动电位幅度下降","肌电图呈典型的失神经支配改变,如纤颤电位、束颤电位和运动单位数目减少等","胸锁乳突肌及舌肌神经源性损害对该病诊断有显著的意义","40%肌萎缩侧索硬化患者头颅MRIT加权相上出现皮质高信号"]
基托组织面不用做缓冲处理的部位是() ["上颌结节颊侧","上颌硬区","下颌隆凸","内斜嵴","磨牙后垫"]
瘙痒症是指临床上仅有()症状而无()的皮肤病