Figure 3. (A) Mean venous blood pH, (B) mean venous blood lactate concentrations, (C) mean partial pressure of oxygen, (D) mean partial pressure of carbon dioxide, (E) mean base excess of extracellular fluid, and (F) mean bicarbonate levels, pre- and post-exercise, between exercise modality. # significantly (p < 0.05) different from pre-exercise values, ‡ significantly (p < 0.05) different from rower post-exercise.