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The core organ of respiration is ().
The core organ of respiration is ().
正确答案:lung
标签:
动物解剖生理
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When hemoglobin loses the function of transporting oxygen and carbon dioxide due to poisoning, tissue cells will suffer from anoxia and acidosis.
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The nasal cavity is divided into left and right nasal septum. There are nostrils and alae in the front, and () is in the back.