Week 2 - Energy Systems and Carbohydrates

Question 1

define metabolism

Answer 1

the series of chemical reactions in a living organism that create and break down energy necessary for life

Question 2

define metabolic rate

Answer 2

rate at which your body expends energy or burns calories

Question 3

define anabolism

Answer 3

a set of metabolic reactions that require energy to synthesize new molecules from simpler precursors

Question 4

define catabolism

Answer 4

a set of destructive metabolic reactions that transforms fuels into cellular (chemical) energy

Question 5

what are the three stages of energy extraction from food?

Answer 5

1. digestion, absorption, and transportation of energy-yielding nutrients
2. production of metabolites
3. body’s cells can use energy producing metabolites to completely breakdown metabolic intermediates to form usable energy - ATP