下列何种凝血因子不足与维生素K缺乏无关()
A．Ⅱ因子
B．Ⅳ因子
C．Ⅶ因子
D．Ⅸ因子
E．X因子
参考答案：B
女性，35岁，因盆腔脓肿须行手术，其麻醉方式应采取（）
A.全身麻醉
B.椎管内麻醉
C.局部浸润麻醉
D.神经阻滞麻醉
E.区域阻滞麻醉
The following end of month payments of $400, $700, and $300, (respectively) are due. Given a stated annual interest rate of 3.6 percent, the minimum amount of money needed in an account today to satisfy these future payments is closest to:（）
A. $1308.
B. $1387.
C. $1391.
