IMG - U3t/20t1 Biochemistry I i I Cytosol t- Mitochondria I...

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U3t/20t1 Cytosol ,s ; & \+' Glucose Pyruvic Biochemistry Aerobic Pathwav Acid i.-* I I i Mitochondria t- I I I rf o2: Electron Transport , -/ Chain Krebs ' , Cycle oxidation Phosphorylation ,/ u 36 ATP i i Without 02 : 2 ATP
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u3tnan Blood ) Gluco I Pyruv I se Glycolysis (sugar is split) ic Acid 36 ATP Light exercise, prolonged Glucose Glycolysis Oxygen (Hb or Mb) Mitochondria Oxidat ive phosphorylation Many steps Slow Produces 36 ATP
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u3u20tl Vigorous muscle contraction eventually causes the bulging muscles to compress the vessels. Therefore, oxygen and glucose delivery becomes impaired and this pathway no longer provides ATP
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U3U20t1 ,A&ldtic,Performance vs. Energy SysteA Wt. lifting surge of power ATP 100 m dash for a few sec. CP stores Soccer vigorous exercise Anaerobic lasts about a min. Marathon endurance, Aerobic prolonged but light exercise -l uJ: t::: : A-efqbi0 end*iance : length of time a muscle caR,, ,;contr,act using,the aerob-ic pathway , i,.i, t ' ' Anaeiobic threshold - point at which mefabolisrn, converts to anaerobic pathway
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IMG - U3t/20t1 Biochemistry I i I Cytosol t- Mitochondria I...

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