下列哪种静脉麻醉药不会导致肝血流减少() ["硫喷妥钠","氯胺酮","丙泊酚","咪达唑仑","依托咪酯"]
根据灰阶与CT值关系的叙述,正确的是() ["高CT值部分被转换为黑色","高CT值部分被转换为白色","x射线衰减越大,转换成灰阶后颜色越深","图像中X射线未被衰减,它将显示为白色图像","改变窗宽,也可改变被显示物体的CT值"]
油、粉、膏等灭菌首选() ["压力蒸气灭菌","干热灭菌","干粉消毒","环氧乙烷气体灭菌","消毒液浸泡"]
在X线片上显示为灰黑色和深黑色()在X线片上显示为白色() ["骨骼和钙化","肌肉和内脏","结缔组织","软骨","脂肪和气体"]
以下可喻能担当大事,不怕艰危的坚强人物的是() ["幽室一灯","圯桥杰竖","中流一柱","泰山一壤"]
法律主要通过()道德主要通过()道德和法律()