Exercise Phys 14: (deb Mitcheson) limitations to exercise 2 Flashcards
1
Q
4 Major causes of fatigue?
A
1) Inadequate energy delivery/metabolism
- Phosphocreatine (PCr) and glycogen depletion
2) Accumulation of by-products
- inorganic phosphjate
- heat
- lactic acid
3) Failure of muscle contractile system
4) Altered neural control of muscle contraction
- neural transmission
- CNS
