Consider the following statements: State

题型:单项选择题

问题:

Consider the following statements: Statement 1: "The sum of consumer and producer surpluses is maximized under both monopoly and perfect competition. " Statement 2: "All else being equal, a monopolist that practices price discrimination will be more allocatively efficient than a single-price monopolist. " Which of the following best describes the accuracy of these statements Statement 1 Statement 2 ()①A. Incorrect Correct ②B. Correct Correct ③C. Correct Incorrect

A. ①

B. ②

C. ③

考点:注册金融分析师一级金融分析师经济学:市场结构和宏观经济分析
题型:单项选择题

下列那项为乳癖的肿块特点

A.结节样肿块,位于乳晕下,按压乳窍溢血

B.坚硬如石,表面不平,固定不活动,与皮肤粘连

C.形如鸡卵、光滑,柔韧,活动,无痛

D.肿块扁圆,多位于乳晕中央,轻度疼痛

E.肿胀疼痛,皮肤灼热锨红,形成脓肿

题型:单项选择题
计算(
3
-
1
3
)2
得(  )
A.
4
3
B.
1
3
C.3D.
8
3
题型:单项选择题

川崎病的主要表现包括()。

A.急性发热

B.关节肿痛

C.皮肤粘膜病损

D.血尿

E.淋巴结肿大

题型:单项选择题

PET-CT

题型:单项选择题

关于肺心病心衰洋地黄应用指征,下列哪项不正确

A.心率可作为衡量洋地黄药物的疗效
B.出现左心衰时要用洋地黄
C.以右心衰为主要表现而无明显感染者
D.用药前注意低钾血症
E.感染已被控制,利尿药不能取得良好的疗效而反复水肿者

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