细胞有丝分裂的()时期,染色体的着丝点分裂,两条子染色体相背分离,分别移向细胞的两极,这时两极的染色体数目相等(均为2N)。
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患者男性,29岁。发热、腰痛,伴巩膜发黄3天,两年来有类似发作史,有时尿呈酱油色。实验室检查:Hb75g/L,网织红细胞4%,骨髓红系明显增生,尿胆原(++),尿含铁血黄素试验阳性。该病人的病情最符合().
A. 血红蛋白病
B. 阵发性睡眠性血红蛋白尿
C. 冷抗体型自身免疫性溶血性贫血
D. 温抗体型自身免疫性溶血性贫血
E. 微血管病性溶血性贫血
患者咳逆,喘息气粗,胸满烦躁,目胀睛突,痰黄黏稠难咯,汗出不多,口渴欲饮,溲赤便干,舌尖红,苔黄腻,脉滑数。治疗选方宜()。
A. 苏子降气汤合三子养亲汤
B. 越婢加半夏汤
C. 涤痰汤
D. 小青龙汤
E. 真武汤
In your web application,you need to execute a block of code whenever the session object is first created. Which design will accomplish this goal?()
A. Create an HttpSessionListener class and implement the sessionInitialized method with that block ofcode.
B. Create an HttpSessionActivationListener class and implement the sessionCreated method with thatblock of code.
Create a Filter class, call the getSession(false) method, and if the result was null, then execute that block of code.
D. Create an HttpSessionListener class and implement the sessionCreated method with that block of code.