下列哪项改变不属于噪声对听觉器官的影响和损害
A.听觉适应
B.听觉疲劳
C.暂时性听阈下移
D.暂时性听阈上移
E.永久性听阈上移
参考答案:C
If the U.S. Federal Reserve (the Fed) sells government securities, what will most likely be the impact on the real interest rate, inflation rate, employment rate, and real GDP in the short runInflation RateReal Interest RateReal GDPEmployment Rate ()①A. Decrease IncreaseDecrease Decrease ②B. Decrease DecreaseDecrease Increase ③C. Increase DecreaseIncrease Increase
A. ①
B. ②
C. ③
对漏诊后果严重的疾病,要求筛查试验()。
A.重复性好
B.特异度高
C.灵敏度高
D.特异度低
E.灵敏度低