正常肾脏结构回声由高到低排列正确的是() ["肾窦、肾髓质、肾皮质","肾窦、肾皮质、肾髓质","肾皮质、肾窦、肾髓质","肾髓质、肾皮质、肾窦","肾髓质、肾窦、肾皮质"]
在“複者芟,缺者补”中,“芟”之义为() ["擅","删","搧","善"]
婴幼儿期较常见的疾病是()。 ["咽旁脓肿","急性型咽后脓肿","慢性型咽后脓肿","鼻咽纤维血管瘤","扁桃体周脓肿"]
咽后脓肿切开排脓的正确体位是()。 ["坐位","平卧位","仰卧低头位","侧卧位","俯卧位"]
儿童颅内压增高所致头颅X线平片改变有以下各项,但除外() ["颅缝分离或增宽","脑回压迹加深或指压纹增多","蝶鞍扩大,前后床突骨质吸收","蛛网膜颗粒加深","枕大孔扩大"]
乙酸纤维素薄膜电泳常用的染料是()制备聚丙烯酰胺凝胶的催化剂是()制备聚丙烯酰胺凝胶的加速剂是()核酸分离、鉴定常用的染料是()蛋白质电泳中为消除或减少电荷对蛋白质移动的影响常加入()