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问题 单项选择题

心脏门控成像，真正决定容积扫描时间分辨力的参数是（）

A.扫描螺距

B.机架转数

C.心率

D.探测器宽度

E.探测器排数

答案

参考答案：D

解析：真正决定容积扫描时间分辨力的参数是探测器宽度。

单项选择题

A transport layer protocol has several responsibilities. One is to create a process-to-process (program-to-program) communication; TCP uses port （） to accomplish this. Another responsibility of a transport layer protocol is to create a （） and error-control mechanism at the transport level. TCP uses a sliding （） protocol to achieve flow control. It uses the acknowledgment packet, time-out, and retransmission to achieve （） control. The transport layer is also responsible for providing a connection mechanism for the application program. The application program sends （） of data to the transport layer. It is the responsibility of the transport layer at the sending station to make a connection with the receiver.

The application program sends （） of data to the transport layer.

A．ports

B．streams

C． packets

D．cells
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单项选择题 A1/A2型题

下列有关医德考评说法正确的是（）

A.医德考评要完全做到量化考核

B.医德考评要坚持实事求是、客观公正的原则

C.各医疗机构仅仅针对骨干医技人员建立医德档案

D.医德考评要纳入医院管理体系，每年进行三次

E.医德考评不得与医技人员的年度考核、定期考核等工作相结合
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