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What is energy ?
It is an entity that enables our body to perform/work
What does energy have ?
No shape No physical mass
How many forms of energy are there?
Several
All form of energy are …………………..?
Intergangeable
State the first law of thermodgnamics ?
The body does not produce, consume, or use up energy rather it transfers into other physiolgic system
What are the sources of energy?
Carbohydrates Fats Proteins
What does energy transfers into ?
ATP
What does ATP stand for ?
Adenosine triphosphate
What is metabolism ?
Total of all chemical reactions that occur in the body
What is energy stored in, inorder to be converted into ATP?
Chemical bonds
What is metabolic pathways ?
Series of interrelated, enzymes - catalysed chemical reactions in the body
What are the three stages of a metabolic pathway?
Substrate, Intermediates Products
What is a catabolic pathway ?
Releases energy exergonic through breakdown of complex molecule into simpler ones
What is an anabolic pathway ?
Requires energy endergonic to construct comples molecules from simpler ones
ATP energy currency ?
Potential energy within ATP provides for all the cell energy requireing process
What is the formation equasion ATP - requires energy ( endergonic ) ?
ADP + Pi = ATP
What is the breakdown equasion ATP - releases energy (exergonic ) ?
ATP = (ATPace) = ADP + Pi + energy
How many grams of ATP is stored in the body?
80-100g
How many seconds of explosive all out exercise?
Several
What must the body do inorder to keep ATP ?
Resnthesize
What is the metabolic pathway for anaerobic exercise?
Glycolysis
What are the metabolic pathways for aerobic exercise ?
Beta oxidation Glycolysis Deamination Citric acid cycle Electron transport chain
What is PCr?
Phosphocreatine
What is the chemical reaction for PCr?
PCr + ADP Cr + ATP