哪些因素影响SpO2的正确性() ["存在于搏动性血液中的可吸收660nm和940nm光的任何物质","碳氧血红蛋白","正铁血红蛋白","美蓝","荧光素"]
便秘病位在大肠,但常与之有关的脏腑是() ["脾","胃","肺","肝","肾"]
患者,男性,55岁,黄疸,皮肤瘀斑,慢性重症肝炎。AST70U/L,ALT87U/L,GGT70U/L,ALP170U/L,清蛋白10g/L,球蛋白4sg/L,A/G下降,总胆红素53μmol/L,直接胆红素24.5μmol/L。APTT65.5s,PT20.4s,TT24.5s,Fg2.lg/L。肝脏是合成凝血因子的主要场所,下列不在肝脏中合成的是() ["A.因子I、Ⅱ","因子Ⅲ","因子V","因子Ⅻ","以上均不是"]
脊柱骨折并发脊髓损伤手术的目的是() ["整复骨折与脱位","解除脊髓或神经根的压迫","内固定稳定脊柱","部分脊髓或马尾损伤者,可于术中修复","手术中可直接给予神经营养药物"]
虚证胁痛采用哪些治法() ["滋阴","活血","养血","清利","柔肝"]
简述放射治疗剂量选择的基本原则