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But instead of three - pages bill you get in Belgium, medical bills in the US look more like this. I am my son’s (10) , I spend a lot of time taking care of just medical bills and phone calls and that type of thing. “ We talk a lot about the billers and the coders and the (11) who really could be removed from health care, they're not there because they care about health , they're there because they see a business opportunity and you know you can't (12) them in the sense that's what their companies are supposed to do, they're looking for business, so a collection agency that does health care , you know, to them a bill is a bill. They don't care if it's for somebody's heart transplant or someone who was not very judicious and spent a lot more money on a Rolex watch that they could not (13) . It was a bill. But how come those bills so long. it has something to do with what doctors call “unbundling”. Think of it like buying a plane ticket, you pay for the ticket itself, but there are a lot of (14) charges within your final b ill: thirty dollars for a checked bag, fifty dollars for a few extra inches of leg room, and another three dollars for water, you get the (15) . People get irate about it and the airline ticket, but in healthcare we kind of come to accep t it, ‘ O h, that is just normal ’ , and part of the reason I wrote the book is to say that's not normal in other countries. ”
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【单选题】数字式仪表的电压-频率型模-数转换器的基本原理是将直流电压变换成与其成比例的(),然后在选定的时间间隔内进行计数,就可将电压转换成数字量。
A.
脉冲
B.
时间
C.
频率
D.
振幅
【单选题】急性出血坏死型胰腺炎的严重临床表现有
A.
上腹剧痛,高热持续1周以上
B.
伴有休克
C.
腹胀显著,腹壁紧张,并发胰腺脓肿
D.
血尿淀粉酶不增高
E.
以上各点都是
【判断题】DAC 的基本原理是用电阻网络将数字量按每位数码的权值转换成相应的模拟信号,然后用运算放大器将这些模拟量相加就完成了数 / 模转换。
A.
正确
B.
错误
【多选题】数字式仪表的逐次比较型模-数转换器的基本原理在于“比较”,下面表述正确的是()。
A.
用一套标准电压和被测电压进行逐次比较,不断逼近,最后达到一致
B.
标准电压的多少,就表示了被测电压的大小
C.
标准电压的大小,就表示了被测电压的大小
D.
将这个和被测电压相平衡的标准电压以二进制形式输出,就实现了模拟-数字的转换过程
【单选题】风心病联合瓣膜病伴快速型心房颤动3年,地高辛治疗1个月后出现以下哪种情况,需立即停用洋地黄类药物
A.
胸骨左缘3~4肋间出现收缩期吹风样杂音
B.
肺动脉瓣区舒张期吹风样杂音增强
C.
夜间尿量增多
D.
心电图ST段呈斜形下移
E.
心率56次/分,节律规整
【单选题】急性出血坏死型胰腺炎的严重临床表现有
A.
上腹剧痛,高热持续1周以上
B.
常伴有休克
C.
腹胀显著,腹壁紧张与上腹肿块,可并发胰腺脓肿
D.
血尿淀粉酶不增高
E.
以上各点都是
【判断题】出血部位越高,血液颜色越鲜艳。( )
A.
正确
B.
错误
【判断题】DAC 的基本原理是用电阻网络将数字量按每位数码的权值转换成相应的模拟信号,然后用运算放大器将这些模拟量相加就完成了数 模转换。
A.
正确
B.
错误
【单选题】风心病联合瓣膜病伴快速型心房颤动3年,地高辛治疗一个月后出现以下哪种情况,需立即停用洋地黄类药物( )。
A.
胸骨左缘3-4肋间出现收缩期吹风样杂音
B.
肺动脉瓣区舒张期吹风样杂音增强
C.
夜间尿量增多
D.
心电图ST段呈斜形下移
E.
心率56次/分,节律规整
【多选题】模/数转换器的基本原理是通过比较的来实现,根据比较的不同方法可分为()两种类型。
A.
逐次逼近型
B.
双积分型
C.
直接比较型
D.
间接比较型
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