给严重缺氧的病人输氧时要混入一部分co2气体以维持�吸中枢兴奋这属于a.神经调节b.体液调节c.激素调节d.内分泌调节 题目和参考答案 Template




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tomski给严重缺氧的病人输氧时要混入一部分co2气体以维持�吸中枢兴奋这属于a.神经调节b.体液调节c.激素调节d.内分泌调节 题目和参考答案 coloring