问题
单项选择题
A client with an incomplete small bowel obstruction is to be treated with a Cantor tube. Which of the following measures would most likely be included in the client’s care once the Cantor tube has passed into the duodenum（）
A. Maintain bed rest with bathroom privileges.
B. Advance the tube 2 to 4 inches at specified times.
C. Provide frequent mouth care.
D. Provide ice chips for the client to suck.
答案
参考答案：B
解析：
Once the intestinal tube has passed into the duodenum, it is usually advanced as ordered 2 to 4 inches every 30 to 60 minutes. This, along with gravity and peristalsis, enables passage of the tube forward.