搜题请搜索小程序“爱下问搜题”
问题 单项选择题

控制性降压期间的呼吸和氧合功能变化，下述哪项是正确的（）

A.无效腔量减少

B.肺内分流减少

C.可降低吸入氧浓度

D.毛细血管动-静脉直捷通道分流，容易引起组织缺氧

E.PaCO2降低

答案

参考答案：D

单项选择题

The following data sufficiency problems consist of a question and two statements, labeled (1) and (2), in which certain data are given. You have to decide whether the data given in the statements are sufficient for answering the question. Using the data given in the statements plus your knowledge of mathematics and everyday facts (such as the number of days in July or the meaning of counterclockwise), you must indicate whether.

Stanley has gained 8 pounds a year ever since he turned 18. How much weight has Stanley gained since he turned 18 ？（）
(1) Stanley now weighs twice what he weighed when he turned 18.
(2) Stanley is now twice the age he was when he turned 18.

A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.
查看答案
多项选择题

可治疗消渴的药物是（）

A.葛根

B.黄芪

C.山药

D.知母

E.熟地
查看答案