What is the MOST critical limitation of direct and indirect calorimetry methods?
A) The necessary supplies are difficult to acquire.
B) They must be performed in a laboratory or special chamber.
C) They are less accurate than other methods.
D) They give data only under physically active conditions.
Question 2
The energy we expend just to maintain our resting functions, such as respiration and circulation, is our
A) energy cost of physical activity. B) thermic effect of food.
C) basal metabolic rate (BMR). D) body mass index.