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The activity has categories and cards. Cards may have text or an image. Assign the cards to the proper categories.

Categories:
Carbonic-Acid Bicarbonate Buffer
Respiratory Buffering
Renal Buffering

Card 1:
Text: Alterations of ventilation rate effects pH
Card 2:
Text: Most commonly used and important buffer system for pH regulation
Card 3:
Text: Slowest, but only actual way to eliminate hydrogen ions