11. Respiratory alkalosis may also be present. 12. If these homeostats are compromised, then a respiratory acidosis, or a respiratory alkalosis will occur. 13. Purple-K is normally non-toxic, but ingestion of large amount can cause alkalosis . 14. An increase in blood pH due to hyperventilation is called respiratory alkalosis ( Fig . 11 ). 15. This increases carbon dioxide ( CO 2 ) flow out of the body and causes respiratory alkalosis . 16. One cause of this can be increased renin production due to low blood potassium, and metabolic alkalosis . 17. If it occurs together with metabolic alkalosis ( decreased blood acidity ) it is often due to vomiting. 18. There are four basic processes : metabolic acidosis, respiratory acidosis, metabolic alkalosis , and respiratory alkalosis. 19. There are four basic processes : metabolic acidosis, respiratory acidosis, metabolic alkalosis, and respiratory alkalosis . 20. Adding extra acid does in fact disrupt that ( as does vomiting, see : Metabolic alkalosis ).