hyperventilation

1. Several notable researchers are studying the effects of hyperventilation.: 几位著名的研究人员正在研究呼吸急促的后果。

2. Someone panicking can take as many as 30 breaths a minute. This is “hyperventilation”.: 恐惧中的人可能会每分钟呼吸30次。这是“换气过度”。

3. Objective To study the effect of hyperventilation on the time-effect of rocuronium in neurosurgery.: 目的：研究过度通气对罗库溴铵肌松时效的影响。

4. Hyperventilation brings on many sensations such as lightheadedness and tightness of the chest that occur during a panic attack.: 深度呼吸能产生许多感受，例如：在一次惊恐袭击中的头晕、胸紧。

5. The effect of pursed lip inspiration and inspiratory sniffing on mean arterial pressure depended upon accompanying hyperventilation.: 用嘴唇吸气和用鼻子吸气对于平均动脉压的作用主要依靠呼吸的深度。

6. Hyperventilation produces small decreases in blood pressure in normal subjects and large decreases in patients with automatic failure.: 过度换气会使正常受试者的血压轻微下降，而患有自律衰竭患者的下降幅度则较大。

7. Previous investigations in several other conditions have demonstrated that impaired autoregulation can be restored by hyperventilation.: 过去的一些研究显示在其他条件下受抑制的自身调节可经过度通气恢复。

8. Objective to investigate the ventilatory responses to cardiopulmonary exercise testing in patients with hyperventilation syndrome (HVS).: 目的探讨高通气综合征(HVS)患者的运动通气应答。

9. According to Dr. Selwyn Dexter, breathing into an ordinary paper bag can get rid of migraine headaches caused by hyperventilation. Selwyn Dexter.: 博士说，对着一个普通的纸袋子呼吸能消除因剧烈呼吸而产生的偏头痛。

10. At concentrations in excess of 1.5%, carbon dioxide may produce hyperventilation, headaches, visual disturbances, tremor, loss of consciousness, and death.: 在浓度超过1.5%时，二氧化碳可以造成换气过度、头痛、视力紊乱、颤抖、失去知觉和死亡。

11. Conclusion Besides dyspnea, hyperventilation syndrome has many other symptoms as well as cardiac inducement, but it has no abnormal findings in physical and CT examination.: 结论过度通气综合征除呼吸困难外还常有其他众多症状，但查体都无异常，且常有明显的心因性诱因。

12. Stress and anxiety are common causes of hyperventilation, which increases the amount of oxygen in your blood but can also have the unfortunate side effect of causing you to pass out.: 压力和焦虑是由于换气过度引起的，换气过度会增加血液中的氧含量，不幸的是同时也会引起你失去知觉的副作用。

13. Stress and anxiety are common causes of hyperventilation, which increases the amount of oxygen in your blood but can also have the unfortunate side effect of causing you to pass out.: 压力和焦虑是由于换气过度引起的，换气过度会增加血液中的氧含量，不幸的是同时也会引起你失去知觉的副作用。

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