有关脊麻时低血压的原因,哪项正确()
A.阻滞交感神经节前纤维
B.阻滞支配肾上腺髓质的神经
C.阻滞副交感神经纤维
D.肌肉松弛
E.术前脱水
参考答案:A
A.(A) The unanswered questions during the lectures.
B.(B) The discussion with the serious professors.
C.(C) The results of his final examinations.
D.(D) The low marks he had scored during the term.
当事人一方违约后,对方未采取适当措施致使损失扩大的,( )。
A.所有损失要求赔偿
B.所有损失均不能获得赔偿
C.只可就未扩大的损失要求赔偿
D.只可就扩大的损失要求赔偿