自主功能性甲状腺结节不适宜131I的条件是（） ["131I在甲状腺内有效半衰期小于3天","131I在甲状腺内有效半衰期大于5天","年龄偏大患者","腺瘤体积较小","伴有心律不齐"]
10岁男孩，患法洛四联症，其紫绀特点是：（） ["无紫绀","6个月左右或生后不久开始出现紫绀","学龄期后期出现下半身较明显的差异性紫绀","生后不久即出现下肢较上肢为轻的紫绀","学龄期后开始出现紫绀"]
正常成年人心胸比率应小于（） ["0.38","0.40","0.45","0.50","0.60"]
蛋白质-能量营养不良的好发年龄为（） ["3岁以内","学龄前期","学龄期","青春期","好发于各年龄期儿童"]
1：4含钠液的张力是（） ["1/5张","等张","2/3张","1/2张","1/3张"]
知识管理（Knowledge Management，简称KM）
