一旦根管侧穿，如何处理 ["A．立即拔除 ","B．及时用麻黄素小棉球局部止血 ","C．立即聚羧酸锌黏固桩冠 ","D．以牙胶暂封 ","E．以上均可"]
下列与人工牙折断无关的是() ["A．覆过大，前伸运动时撞击 ","B．塑料牙盖嵴部未磨粗糙、单体溶胀不够 ","C．人工牙与基托的接触面被分离剂污染 ","D．覆盖过大，前伸运动时撞击 ","E．人工牙的质量不好"]
2岁男孩，高热1周，已用过多种抗生素仍不退热，现目赤唇赤，颈部臖核肿痛，手足硬肿，草莓舌，脉数有力，治疗首选 ["清瘟败毒饮 ","普济消毒饮 ","犀角地黄汤 ","清气凉营汤 ","黄连解毒汤"]
攻击性行为是指？
混合班是指？
幼儿园的保育工作是指？
