Muscles Flashcards
1
Q
How much of the body weight do the muscles make up?
A
40%
2
Q
What is the energy requirements of muscles?
A
Have periods of very high ATP requirement (during vigorous contraction)
3
Q
What molecules can muscles breakdown?
A
- glucose oxidation
- fatty acid oxidation
4
Q
what do energy requirements depend on?
A
exercise undertaken
5
Q
How do muscles meet energy needs during light contraction?
A
Oxidative Phosphorylation
6
Q
What happens during vigorous exercise?
A
O2 becomes limiting
glycolysis breakdown
formation of lactate
