Chapter 9, Problem 7DWPA

Estimate your energy requirement based on your current age, weight, height, and activity level. Physical Activity (PA) Factors for EER Equations Men Women Physical Activity Sedentary 1.0 1.0 Typical daily living activities Low active 1.11 1.12 plus 3060 min moderate activity Active 1.25 1.27 plus 60 min moderate activity Very active 1.48 1.45 plus 60 min moderate activity and 60 min vigorous or 120 min moderate activity NOTE: Moderate activity is equivalent to walking at 3 to 4 mph.

During exercise, the P(A=a)O2 begins to increase when the oxygen consumption reaches about what percent of its maximum? A. 10 percent B. 20 percent C. 30 percent D. 40 percent