There oxygen in the inspired gas is exchanged for carbon dioxide from the blood in the surrounding capillaries.
吸入的空气中的氧气就在肺泡里与来自周围毛细血管血液中的二氧化碳进行交换。
Objective To evaluate the effects of oxygen flow on inspired and expired isoflurane concentration during partly closed circuit anesthesia.
目的研究半紧闭麻醉时不同氧流量对异氟醚吸入和呼出浓度的影响。
Methods Many kinds of apparatus of inspired oxygen were analyzed, including composition, usage and characteristics.
方法：总结分析了我科采用的多种吸氧装置，对其系统组成、使用方法和优缺点进行了比较。
About how different fraction of inspired oxygen effected oxygen reserves and how different fraction of inspired oxygen effected respiratory function is unknown so far.
但不同吸入氧浓度对氧储备和呼吸功能的影响如何，目前尚不完全清楚。
About how different fraction of inspired oxygen effected oxygen reserves and how different fraction of inspired oxygen effected respiratory function is unknown so far.
但不同吸入氧浓度对氧储备和呼吸功能的影响如何，目前尚不完全清楚。
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