肾小管参与机体酸碱调节的活动过程包括

A、分泌H[img=~\/QImg\/2013-06-27-14-49-35\/image001.gif]和H[img=~\/QImg\/2013-06-27-14-49-35\/image001.gif]-Na[img=~\/QImg\/2013-06-27-14-49-35\/image001.gif]交换
B、分泌NH[img=~\/QImg\/2013-06-27-14-49-35\/image004.gif]和生成铵盐
C、分泌K[img=~\/QImg\/2013-06-27-14-49-35\/image002.gif]和K[img=~\/QImg\/2013-06-27-14-49-35\/image001.gif]-Na[img=~\/QImg\/2013-06-27-14-49-35\/image001.gif]交换
D、排出HCO[img=~\/QImg\/2013-06-27-14-49-35\/image004.gif][img=~\/QImg\/2013-06-27-14-49-35\/image007.gif]
E、以上都是