问题
单项选择题
The nurse uses 30 mL of solution to irrigate a nasogastric tube and notes that 20 mL returns promptly into the drainage container. When the nurse records the results of the irrigation, how much solution should be recorded as intake
A. 10mL.
B. 20mL.
C. 30mL.
D. 50mL.
答案
参考答案：C
解析：The nurse records the total amount of solution used to irrigate a gastric tube as intake and the total amount of return in the drainage container as output.