02c. Energy Systems - Aerobic Flashcards
What releases the energy for muscular contraction?
The high energy bond between the second and third phosphate in ATP breaking apart.
The high energy bond between the second and third phosphate in ATP breaking apart results in what?
Muscle contraction
What are carbohydrates stored as in the muscle?
glycogen
What are carbohydrates in the blood?
glucose
Where is glycogen found?
within muscle
Where is glucose found?
within the blood
What are fats stored as in the muscle?
triglycerides
What are fats in the blood?
free fatty acids
Where are free fatty acids found?
within the blood
Where are trigylcerides found?
within the muscle
What are proteins in the blood?
Amino acids
Where are amino acids found?
in the blood
What food fuel is contributing most significantly at rest?
Fats
When do fats contribute most significantly?
At rest or after carbohydrates have depleted (after 90mins of continuous activity)
What food fuel is contributing most significantly at sub max intensity?
Carbohydrates (CHO)