类风湿性关节炎的主要表现是()
A.全身关节肿痛伴发热、皮疹
B.游走性大关节肿痛
C.对称性小关节肿痛伴晨僵
D.腰骶痛伴晨僵
E.多关节肿痛伴四肢末梢感觉障碍
参考答案:C
看图,并根据中文意思完成下面的小短文。
Welcome to my new home. There are three ____________ and a ____________. The ____________
(客厅) is very big. There is a TV, a table, four ____________ (椅子) and a sofa in it. Look at the ____________
(卧室) on the left (在左边). There is a ____________ (床), a shelf, a table and a chair in it.
瘢痕性幽门梗阻病人术前纠正体液代谢和酸碱平衡失调时,选用的液体应为()。
A.1.25%碳酸氢钠液+林格氏液
B.1.25%碳酸氢钠液+5%葡萄糖液
C.5%葡萄糖液+1/6mol/L乳酸钠液
D.5%葡萄糖盐水+氯化钾液
E.1/6mol/L乳酸钠液