凝血酶原时间延长见于() ["A．肝损伤","B．阻塞性黄疸","C．维生素K缺乏","D．凝血酶原缺乏","E．血小板下降"]
恒量恒速给药后，约经几个消除半衰期可达到稳态血药浓度()一次静注给药后，约经几个消除半衰期可从体内基本消除() ["A．1个","B．3个","C．5个","D．7个","E．9个"]
弱酸性药物在酸性环境中()弱酸性药物在碱性环境中()弱碱性药物在碱性环境中()弱碱性药物在酸性环境中() ["A．解离度大","B．解离度小","C．极性大","D．极性小","E．脂溶性大"]
脓血便可见于() ["A．菌痢","B．慢性肠炎","C．溃疡性结肠炎","D．直肠癌","E．肠结核"]
与受体既有亲和力又有内在活性()与受体有亲和力但无内在活性()与受体亲和力较强，但内在活性较弱()使激动剂的量效曲线平行右移，最大效应不变()使激动剂的最大效应降低() ["A．拮抗剂","B．激动剂","C．部分激动剂","D．非竞争性拮抗剂","E．竞争性拮抗剂"]
吸收最快()吸收最慢()直接进入体循环，没有吸收的过程()可能有首关消除()
