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27 Cards in this Set
- Front
- Back
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What are the 2 anerobic systems in metabolism? |
ATP-PC & glycolytic system |
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What is the name of the aerobic system in metabolism |
Oxidative system |
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What two conditions determine the energy contribution of the 3 systems of ATP replinishment? |
Time of activity and intensity of activity |
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In what situations does ATP-PC provide the majority of ATP |
During short term, high intensity activities |
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How long does PC sustain activity? |
6-10 seconds |
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What enzyme is needed to split PC? |
Creatine kinase |
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What occurs during the myokinase reaction ? |
It can take ATP from two ADP'S |
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What are the end products of myokinase reaction ? |
ATP and AMP |
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The process by which glocose is broken apart |
Glycolysis |
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The process by which new glycogen is formed |
Glycogenesis |
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How many atp are created during glycolysis? |
-4 |
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How many new ATP are created during glycolysis ? |
-2 |
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Pyrate converted to lactic acid providing ATP at fast rate |
Fast glycolysis |
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Pyrate is transported to mitochondria for use in oxidative system |
Slow glycolysis |
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How many pyruvate molecules are you left with after glycolysis? |
-2 pyruvate molecules |
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What factors determine if glycolysis will occur fast or slow ? |
The ultimate fate of pyruvate |
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Where does the cori cycle occur? |
The liver |
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What does lactate threshold insulate? |
If lactate accumulates in the pH of the cell, it begins to decline , -slow glycolysis , fatigue |
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Which enzyme is the rate limiting enzyme of glycolysis |
PhosphoFructoKinase or PFK |
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What molecules stimulate the ATP-PC system |
ADP and AMP |
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What decreased glycolysis activity |
ATP, CP, Citrate |
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Where does oxidative metabolism occur in the cell? |
Mitochondria |
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List the other names for the Krebs cycle |
Citric acid chain and TCA cycle |
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What do u start w in the Krebs cycle |
2 pyruvate molecules |
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How much ATP do you get from NADH? |
-3ATP |
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How much ATP do you get from FADH? |
-2ATP |
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What is the total number of ATP generated from the complete metabolism of 1 molecule under glucose ? |
-36 ATP |
