某孕妇骨盆入口平面轻度狭窄，可疑头盆不称可以试产，停止试产的指征是
A. 试产2～4小时，胎头未入盆
B. 试产6～8小时，胎头仍未入盆
C. 试产2～4小时胎头仍未入盆，或胎儿窘迫
D. 试产2～4小时，胎头仍未入盆
E. 试产6～8小时，胎头仍未入盆，并伴胎儿窘迫
查看答案
中骨盆及骨盆出口平面狭窄是指坐骨棘间径小于10cm，坐骨结节间径小于8cm，耻骨弓角度小于
A. 60°
B. 70°
C. 80°
D. 90°
E. 100°
软产道异常中的阴道异常包括阴道横膈、阴道纵隔、阴道狭窄和
A. 阴道尖锐湿疣
B. 霉菌性阴道炎
C. 滴虫性阴道炎
D. 细菌性阴道炎阴道裂伤
E. 阴道裂伤
All of the following are basic objectives of a speech introduction EXCEPT __________.
A. establishing credibility and goodwill
B. supporting your main points
C. revealing the topic of the speech
D. previewing the body of the speech
According to your textbook, which of the following is one of the four major objectives of a speech introduction?
A. Reveal the topic.
B. Identify the audience.
C. Reinforce the central idea.
D. Make a call to action.
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