问题
单项选择题
On initial assessment of a 7-year-old with rheumatic fever, which of the following would require the nurse to contact the physician immediately
A. Heart rate of 150 bpm.
B. Twitching in the extremities.
C. Red rash on the trunk.
D. Swollen and painful knee joints.
答案
参考答案：A
解析：A heart rate of 150 bpm is very high for a 7-year-old child and may indicate carditis. For this age group, the normal heart rate while awake is 70 to 110 bpm.