第19题: [单项选择]脱水与酸中毒纠正后,患儿突然发生惊厥,应首先考虑()。 A. 低镁血症 B. 低钙血症 C. 低血糖症 D. 低钠血症 E. 碱中毒 参考答案:B 答案解析:考点:低钙血症的诊断。小儿突发惊厥考虑脑炎、高热、脑膜炎、血钙过低、大脑发育不全、癫痫等疾病,而患儿又有脱水病史,易致体内电解质丢失,故首先考虑血钙过低。
第28题: [单项选择]Questions 19 to 22 are based on the conversation you have just heard. A. Harm that cannot be repaired. B. Harm that are more powerful these days. C. Damage that can be repaired. D. Harm that are legalized. 参考答案:A 答案解析:[听力原文]19-22 M: Lesley, again and again these days we hear tile words "he’s on drug" and many peop