男性,58岁、右季肋区胀痛伴低热4个月。患者于4个月前开始感到右季肋区胀痛,偶有低热,伴食欲减退。自服"消炎利胆片"效果不明显。体重减轻4kg。否认其他病史。无烟酒嗜好。查体:T37.4℃,P84次/分,R20次/分,BP100/60mmHg。慢性病容,自主体位。浅表淋巴结未触及肿大。皮肤黏膜无黄染。肩及颈部可见蜘蛛痣,心肺检查未见异常。肝肋下5cm,质硬,有结节。脾肋下2cm,质中,无压痛,移动性浊音阴性。辅助检查:血常规:Hb120g/L,WBC4.6×109/L,N0.68,Plt100×109/L。腹部B超示:肝右叶直径约6cm实性低回声位病变,脾大。要求:根据以上病例摘要,请写出初步诊断及诊断依据(如有两个以上诊断,应分别写出各自诊断依据),鉴别诊断,进一步检查与治疗原则。
查看答案
You are a Database Administrator with WonderWeb. You use a password file to establish connections to the Sales database located on the server. You created the password file using the following command: ORAPWD file=d:\oracle\ora9i\orapwU01 password=admin entries=4 You erroneously deleted the password file while the database was running. You re-create the password file using the following command: ORAPWD file=d:\oracle\ora9i\orapwU01 password=change_on_install entries=4 However, when you try to connect as the SYS user, you receive the following error: ORA-01031: insufficient privileges What should you do to resolve this error?()
A. Delete the newly created password file and re-create another password file with the password admin, without shutting down the database.
B. Enable the operating system authentication, shut down the database, disable the operating system authentication, and restart the database using the password file.
C. Enable the operating system authentication, shut down the database, re-create the password file using the same ORAPWD command, and restart the database using the password file.
Delete the newly created password file, enable operating system authentication and shut down the database. Then, re-create another password file using the same ORAPWD command and restart the database using this password file.
病例摘要: 杨某,男,40岁,平时工作劳累,饮食睡眠均无规律,形体肥胖。1个月前开始无明显诱因出现胸闷,烦躁,头晕头痛,怀疑血压升高,开始监测血压,1个月来自行检测血压结果,收缩压130~150mmHg,舒张压95~105mmHg。家族中母亲患有高血压病,目前服用硝苯地平缓释片和卡托普利,控制良好。平素头晕头痛,头重如裹,困倦乏力,胸闷,少食多寐,肢体沉重。 查体:T36.2℃,P84次/分,R20次/分,BP145/100mmHg。双肺呼吸音清,心率84次/分,律齐,肝脾未及,双下肢无浮肿。舌胖苔腻,脉滑。 辅助检查:心电图、头颅CT检查均未见明显异常。 答题要求:1.根据上述病例摘要,在答题卡上完成书面辨证论治。 2.鉴别诊断:请与原发性醛固酮增多症相鉴别。
外界因素对细菌的影响中,"利用高温使菌体变性或凝固,酶失去活性,而使细菌死亡"属于()外界因素对细菌的影响中,"可使细菌体内水分逸出,造成生理性干燥,使细菌的生命活动停止"属于()外界因素对细菌的影响中,"在低温状态下,细菌的代谢减慢,当温度回升到适宜范围又能恢复生长繁殖"属于()外界因素对细菌的影响中,"将液体或空气通过含有微细小孔的滤器,只允许小于孔径的物体如液体和空气通过,大于孔径的物体不能通过"属于()外界因素对细菌的影响中,"常用作保存菌种"属于()外界因素对细菌的影响中,"微生物对强度高的超声波很敏感。可能是细菌外表受细微气泡的作用,扰乱细胞内容物及破坏细胞壁致细菌崩解而死亡"属于()
A. 低温
B. 热力灭菌
C. 滤过除菌法
D. 超声与超声波
E. 浓盐或糖渍食品