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Exercise Physiology


Energy ­ Energy is the ability to perform work

Work ­ Force X Distance

Power ­ Speed X Strength

Chemical energy Using food to create energy

Kinetic Energy ­ Movement energy

Potential energy ­ Stored energy, Glycogen

Chemical Reaction

A chemical reaction is when atoms, molecules or…

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Alactic ATP/PC energy system

Creatine Kinase breaks down Creating Phosphate to create ATP

Lactic Acid Energy System

Glycogen phosphorylase breaks down phosphofructokinase. Lactate

Aerobic Energy System

Glycogen phosphorylase, phosphofructokinase, lipoprotein lipase

During exercise, enzyme activity within the cell speeds up tremendously


All sources of energy found in…


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