咽喉色鲜红娇嫩,肿痛不甚者的临床意义是() ["A.痰湿停滞","B.肺胃积热","C.寒凝咽喉","D.阴虚火旺","E.胃中有热"]
新生儿出血应选用() ["维生素K","氨甲苯酸","肝素","抑肽酶","双香豆素"]
高血压危象主要引起() ["左心室容量负荷过重","左心室压力负荷过重","右心室容量负荷过重","右心室压力负荷过重","心肌代谢障碍"]
下列哪种降压药易引起"首剂现象"() ["氢氯噻嗪","卡托普利","哌唑嗪","普萘洛尔","硝普钠"]
治疗轻度新生儿寒冷损伤,首先采取()。 ["A.中药治疗","B.激光治疗","C.维生素C治疗","D.复温治疗","E.光疗"]
网络电话就是利用Internet来打长途电话,网络电话已经经过了()代的演变。