按一级动力学消除的药物,其半衰期()
A.随用药剂量而变
B.随给药途径而变
C.随血浆浓度而变
D.随给药次数而变
E.固定不变
参考答案:E
--When were the soldiers sent to the earthquake-stricken area?
-- _______ the earthquake broke out.
A.Shortly
B.Unfortunately
C.Straight
D.Directly
关于慢性盆腔炎,下列哪项是错误的()
A.多由邻近器官炎症蔓延而来
B.既往有急性盆腔炎等病史
C.可无急性发病史,起病缓慢,反复不愈
D.表现为下腹部疼痛伴有低热起伏,易疲劳等症