ESS 3091- 5- Exercise Metabolism- Student-2

0 cho exchange ratio vco2vo2 rer respiratory 070 fat

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Unformatted text preview: intensity ↑ ◦ Oxidative → fast glycolysis RER Respiratory ◦ 1.0= CHO exchange ratio= VCO2/VO2 RER Respiratory ◦ 0.70= FAT exchange ratio= VCO2/VO2 ======== == TIME min 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0 10.5 11.0 VO2 L/min 0.63 0.57 0.81 0.89 1.29 1.30 1.16 1.04 1.53 1.55 1.82 1.71 1.71 2.02 2.05 2.21 2.20 2.28 2.50 2.39 2.63 2.72 VO2/kg ml/kg/m 8.01 7.30 10.29 11.29 16.35 16.52 14.77 13.19 19.52 19.73 23.17 21.78 21.79 25.68 26.10 28.12 28.03 28.95 31.87 30.45 33.41 34.55 VCO2 L/min 0.55 0.56 0.70 0.72 0.95 1.01 0.93 0.85 1.21 1.32 1.55 1.52 1.54 1.78 1.87 2.11 2.17 2.35 2.59 2.50 2.77 2.97 RER 0.87 0.97 0.87 0.81 0.74 0.78 0.80 0.82 0.79 0.85 0.85 0.89 0.90 0.88 0.91 0.95 0.98 1.03 1.04 1.04 1.06 1.10 Mostly oxidative (Fats) Mostly nonoxidative (CHO) RER RER can’t be used to eval. fuel selection @ high intensities! RER ↑ > 1.0 w/ high intensity, NON- steady-state exercise rate of ATP hydrolysis →→ ↑ H+ production ◦ Your cells don’t like high levels of H+…release H+ into circulation ◦ your body doesn’t like low blood pH (acidosis) Under high Bicarbonate intensities, you get an accumulation of H+ Bicarbonate is used buffering system to Buffer the excess H+ in...
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This document was uploaded on 03/26/2014.

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