练功法治疗胸腰椎压缩骨折的作用有()。
A.使椎体高度复原
B.增加腰背肌力,保持脊柱稳定
C.预防骨质疏松
D.预防或减轻后遗腰痛
E.以上都是
参考答案:E
组成大脑动脉环最多见的是()
A.前交通动脉,大脑前动脉,大脑后动脉,后交通动脉
B.前交通动脉,大脑前动脉,大脑后动脉,后交通动脉,颈内动脉末端
C.大脑前动脉,大脑后动脉,后交通动脉,颈内动脉末端
D.前交通动脉,大脑前动脉,大脑后动脉,后交通动脉,基底动脉
E.前交通动脉,大脑前动脉,后交通动脉,基底动脉
An analyst doesresearch about closely-held companies. With respect to valuation of closely-held companies, the most appropriate base for estimating a discount for lack of liquidity is the:()
A. market price of a similar but actively publicly traded company.
B. Estimate of the value of equitywith all control rights.
C. mean value of the company's transaction prices recently.