问题
单项选择题
Which of the following observations indicates that the mother of a child receiving home intravenous ampicillin therapy requires further teaching
A. The mother allows the antibiotic to run into the child’s vein over a period of 30 minutes.
B. The mother flushes the venous access site with heparin 20 minutes after giving the antibiotic.
C. The mother stops the infusion when the area around the insertion site becomes hard and reddened.
D. The mother calls the home care nurse because the antibiotic solution will not infus
答案
参考答案：B
解析：When administering intravenous antibiotics, heparin or saline should be used to flush the intravenous line as soon as the infusion is completed so that the line remains patent. Waiting for 20 minutes is too long.