影响心排出量的因素不正确的是()。 A.心肌的前负荷相当于心室舒张末期的充盈血量 B

题型:单项选择题 A1/A2型题

问题:

影响心排出量的因素不正确的是()。

A.心肌的前负荷相当于心室舒张末期的充盈血量

B.一定范围内,心率加快,心排出量减少

C.临床输液要控制输液量和速度,防止发生心肌前负荷过大而出现急性心力衰竭

D.心肌的后负荷是心肌收缩时碰到的阻力,即动脉血压

E.同等条件下,心肌收缩性增强,搏出量增多

考点:输血技术(医学高级)输血技术(医学高级)题库
题型:单项选择题 A1/A2型题

Happy Life Swimming Club Rules
1. All swimmers must take a bath before they go into the pool (游泳池).
2. Diving (跳水) is only allowed unless you have been a member for at least 1 year.
3. Running and playing near the pool are not allowed.
4. Club members can bring guests only at weekends.
5. Children under 12 are not allowed to use the pool unless their parents are with them.
6. Members must show their membership cards before going inside.
7. Smoking is not allowed in the room for changing clothes.
8. Guests must write down their names before going inside.
9. All members must leave before 6 P.M. at workdays.
10. All members must leave before 10 P.M. at weekends.
11. Clothes must be put in the lockers (带锁柜厨).
12. Keep your key of the lockers along with you. If it is lost, you must report to the manager as soon as possible.
13. Only club members and their families are allowed to use the pool.

If you’ve lost your key of the locker, what should you do
[A] Go to find it soon.
[B] Leave the club soon.
[C] Report to the manager.

题型:单项选择题 A1/A2型题

蓄电池之间采用焊接,可以消除螺栓连接松动而产生的火花。

题型:单项选择题 A1/A2型题

在有电容器、电缆的线路上做试验时,应先充分( )后再试验。

A.清扫干净
B.充电
C.放电
D.整理

题型:单项选择题 A1/A2型题

在结构化方法中,不属于系统设计报告内容的是______。

A.应用软件设计报告

B.数据库设计报告

C.网络与通信设计报告

D.测试报告

题型:单项选择题 A1/A2型题

落锤试样自离开保温装置至打断的时间不得超过()s。

A.5

B.8

C.10

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