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Concept explainers
To explain:
How muscle tissue generates ATP during short-term and long-term exercise.
Introduction:
The transfer of hydrogen ion through a proton pump generates an
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Explanation of Solution
The energy source for muscle tissues are products of anaerobic as well aerobic respiration, which provide energy for short-term exercise. The oxidation of fatty acids, provide energy to the muscle tissues for long-term exercise.
Anaerobic respiration: The anaerobic source of energy for muscle tissues is lactic acid fermentation. The production of lactic acid from pyruvate releases energy in the form of
Aerobic respiration: The aerobic source of energy for muscle tissue is generation of
Beta oxidation: The breakdown of triacylglycerol inside the cells, leads to the formation of glycerol and fatty acids. These fatty acids so formed, are further shortened by a series of reactions. This shortening of fatty acids results in sequential removal of two carbon units from their ends. This process is called beta oxidation, and the products of this process are
ATP in the muscle cells is generated during exercise by lactic acid fermentation, aerobic respiration, and beta oxidation.
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