energy expenditure Flashcards
definition: energy
the ability to perform work and is measured in joules or calories
1 joule = ? calories
4.18
definition: energy expenditure
the sun of basal metabolic rate, the thermal effect of food, and frye energy expended in physical activity
definition: basic metabolic rate
the minimum amount of energy required to sustain essential physiological function at rest and can account for as much as 75% of total energy expenditure
when is BMR measured
after 12 hours of fasting and 8 hours of sleep
definition: physical activity energy expenditure
the total number of calories required to perform daily tasks
definition: MET
the ratio of a performers working metabolic rate to the resting metabolic rate
energy intake (percentage of food)
55 carbohydrates
30 fats
15 protein