新生儿坏死性小肠结肠炎,临床表现有________、__________、________、________、________________。
眼动脉是由哪根动脉发出的第几分支() ["A.颈内,第一","B.颈外,第三","C.颈总,第二","D.椎动脉,颅内","E.颈内,第三"]
临床上鼻咽癌需与哪些疾病相鉴别() ["A.颈淋巴结核","B.霍奇金病","C.三叉神经痛","D.非化脓性中耳炎","E.鼻咽纤维血管瘤"]
与鼻咽癌的描述相符的是() ["A.病毒感染在鼻咽癌发病中起重要作用","B.多数患者早期表现为鼻阻塞及反复大量鼻出血","C.可有单侧分泌性中耳炎的表现","D.颈淋巴结转移发生率高","E.放射治疗为首选治疗方法"]
硫胺素缺乏可导致()维生素D缺乏可导致()维生素C缺乏可导致() ["A.佝偻病","B.夜盲症","C.脚气病","D.癞皮病","E.坏血病"]
新生儿坏死性小肠结肠炎应禁食,疑似患儿禁食____天,确诊病例____________天,重症____天或更长。