Energy & Metabolism Flashcards
1
Q
Increased longevity come from what? (name one)
A
- Smaller # of calories
- Larger # of F+V
- Small portions of meat
2
Q
Direct calorimetry
A
- measures changes in temp of water, heat generated by subject’s body transferred.
- most accurate but very expensive
3
Q
Indirect calorimetry
A
- uses oxygen consumption to estimate energy use
- based on energy required to oxidise fats or carbs (RQ)
4
Q
Metabolic components (name +2)
A
- basal metabolic rate
- resting metabolic rate
- thermal effect of feeding
- exercise activity
- non-exercise activity (thermogenesis)
5
Q
_____ become more important as exercise intensity increases
A
Carbohydrates
6
Q
What does RQ determine
A
Metabolism - determine type of substrate being burned
