问题
单项选择题
A first-time mother-to-be is in the labor room, her husband at her bedside. The client states that her contractions began 6 hours ago. Which of the following assessment findings would confirm that the client is in true labor ？（）
A．Discomfort located chiefly in the abdomen.
B．Constant intensity of contractions.
C．Contractions occurring every 10 to 15 minutes and lasting 20 to 30 seconds.
D．Cervix that is 100% effaced and 2 cm dilated.
答案
参考答案：D
解析：
In true labor, the cervix becomes effaced and dilated. In false labor, contractions are located chiefly in the abdomen, the intensity of contractions remains the same, and the interval between contractions remains long.