题目内容

患者女,65岁,洗澡时发现右乳外上近乳头处有一肿物。既往体健。查体:右乳外上近乳头处2cm×1.5cm质硬肿物,肿物局部皮肤稍凹陷,无压痛,边界尚清,腋窝未触及明显肿大淋巴结。针吸病理证实为:浸润性导管癌。目前最恰当的术式是()。

A. 乳房单纯切除术
B. 肿块局部切除术
C. 乳腺癌根治术
D. 乳腺区段切除+腋窝淋巴结清扫术
E. 乳腺癌改良根治术

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某一检测人员在测定混凝土外加剂的常压泌水率时,试验步骤如下: ①先用水冲洗干净容积为5L的带盖筒(内径为185mm,高200mm),接着将混凝土拌合物分两次装入,在振动台上振动20s,然后用抹刀轻轻抹平,加盖以防水分蒸发; ②试样表面应比筒口边低约20mm。自抹面开始计算时间,每隔20min吸水一次,直至连续三次无泌水为止; ③每次吸水前10min,应将筒底一侧垫高约20mm,使筒倾斜,以便于吸水。吸水后,将筒轻轻放平盖好; ④将每次吸出的水都注入量筒,最后计算出总的泌水量,准确至0.1g,并计算泌水率。 问题:该检测人员做法是否正确?如果不正确,请指出错误,并写出正确做法.不正确.

患者,女,22岁。颌面部跌伤4小时。无昏迷史,脉搏、血压、呼吸均正常。检查:上唇有一个2cm长的穿通伤口,上颌前牙牙龈撕裂,轻摇见有骨块异常活动。下颌检查未见异常。后牙咬合关系正常,开口未受限。上唇伤口缝合,方法正确的是()

A. 先缝皮肤再缝黏膜
B. 先缝肌层,再缝皮肤,最后缝黏膜
C. 先关闭口腔黏膜创口,再缝肌层,缝皮肤
D. 因唇部组织不厚,可黏膜、肌层、皮肤一起缝
E. 以上方法均可行

原子吸收分光光度计中最常用的光源为()

A. 空心阴极灯
B. 无极放电灯
C. 蒸汽放电灯
D. 氢灯

Your company has an Active Directory Domain Services (AD DS) domain. All servers run Windows Server 2008 R2. You have a Remote Desktop Services infrastructure that hosts remote desktop sessions for users. You need to be able to revoke 240 Remote Desktop Services client access licenses (RDS CALs). What should you do?()

A. Configure the Remote Desktop Session Host (RD Session Host) server to use Per User licensing mode.Install 100 RDS CALs.
B. Configure the Remote Desktop Session Host (RD Session Host) server to use Per User licensing mode.Install 20 RDS CALs.
Configure the Remote Desktop Session Host (RD Session Host) server to use Per Device licensing mode. Install 20 RDS CALs.
D. Configure the Remote Desktop Session Host (RD Session Host) server to use Per Device licensingmode. Install 100 RDS CALs.

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