[填空题] 脊索瘤起源于_____________，常发生于_________、_________、_________部位。

当柯氏位投照时，听眦线与暗盒的夹角为() ["A．0° ","B．23° ","C．45° ","D．37° ","E．15°"] 解除压力治疗的标志() ["A．局部有色素沉着","B．瘢痕消失","C．瘢痕成熟，瘢痕变薄、变软","D．痂皮脱落","E．创面水疱消失，疼痛缓解"] 奇经八脉是______、______、______、______、阴跷脉、阳跷脉、阴维脉阳维脉的总称。 主要由柯氏位摄片显示的是哪项() ["A．乳突、中耳气房","B．视神经孔、后组筛窦","C．内听道、蝶鞍、枕骨 ","D．额窦、眼眶周围骨质","E．上颌窦、筛窦、额窦"] 烧伤后仅有表皮红、肿、痛，数日自愈，不留瘢痕者为几度烧伤() ["A．Ⅰ度","B．浅Ⅱ度","C．深Ⅱ度","D．Ⅲ度","E．Ⅳ度"] 脊索瘤起源于_____________，常发生于_________、_________、_________部位。