慢性肺心病病人经常有CO潴留,若吸入纯O可致呼吸暂停,因为这种病人呼吸中枢兴奋性的维持主要靠
A 高CO<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240405/13365395_0_2.gif">刺激外周化学感受器 B
高CO<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240405/13365395_0_3.gif">刺激呼吸中枢 C
缺O<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240405/13365395_0_4.gif">刺激中枢化学感受器 D
缺O<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240405/13365395_0_5.gif">刺激外周化学感受器 E
缺O<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240405/13365395_0_6.gif">直接刺激呼吸中枢