小儿器质性腹痛的常见的临床表现有()
A.持续6小时以上腹痛
B.惧怕振动及颠簸
C.腹部拒按
D.腹部无固定压痛及肌紧张
E.腹部有固定压痛及肌紧张
参考答案:A, C, D, E
After the earthquake hit Japan, many international organizations offered .
A. to helping B. to help C. helping
肱二头肌脊髓反射中枢位于()
A.颈4~5
B.颈5~6
C.胸1~2
D.颈7
E.胸2