问题
单项选择题
反映右室后负荷的最佳参数是()
A．平均肺动脉压
B．肺循环总阻力
C．肺血管阻力
D．外周血管阻力
E．动脉平均压
答案
参考答案：B
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反映右室后负荷的最佳参数是()
A．平均肺动脉压
B．肺循环总阻力
C．肺血管阻力
D．外周血管阻力
E．动脉平均压
参考答案：B
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| 1. If you want to go to Betty and Jack's party,you can call__________ | |||
| A. 342 - 1525 B. 342 - 7391 C. 342 - 2691 D. 342 -7350 | |||
| 2. Mike Green has to sell his washing machine because__________ | |||
| A. he wants to buy a new one B. he will go abroad C. he wants to buy a new house D. there's something wrong with it | |||
| 3. Smith's Book Club is open _________a day. | |||
| A. 8 hours B. 10 hours C. 12 hours D. 20 hours | |||
| 4. You can use the e-mail mikegreen@ hotmail. com if you want to___________. | |||
| A. read some books B. go to a family party C. drink some good coffee D. buy a washing machine |