L6.2 Physiological determinant of exercise Flashcards by Matthew Lam | Brainscape

Q

What is endurance determined by?

A

81% of endurance determined by cytochrome oxidase ability

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Q

What is the effect of fentanyl and how is it significant?

A

Blocking metabolic feedback from working skeletal muscles (using fentanyl)
- ↑ power output at start (no signals saying overwork)
- Eventually ↓ power due to muscles fatigue
  - Portrays the importance of muscle signalling/communication

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