A 降低PaCO<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240405/13383677_0.gif">使脑血管舒张,脑血容量增多 B
降低颅内压 C
降低PaCO<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240405/13383677_0_1.gif">使脑血管收缩,脑血容量减少 D
减少脑血流量 E
增加PaO<img border="0" alt="" src="https://tuku.weimei168.com/uploads/upimg/20240405/13383677_0_2.gif">