KINES 311- EXAM 1 -with verified Answers-2022

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A 165lb (75kg) athlete has an average daily intake of 450g of carbohydrate, 75g of protein, and 100g of fat. What percent of the total kilocalorie intake is carbohydrate? 60 Carbs: 450g × 4 = 1800 ... cal Protein: 75 × 4= 300 cal Fat: 100 × 9 = 900 cal Total calories = 3000 cal Percent of carbs: 1800÷3000 = .6 or 60% A 110lb (50kg) marathon runner started her pre-race taper and chose to carbohydrate load prior to the race. Approximately how many grams of carbohydrates should she consume per day? 500 50×8 = 400; 50×10=500 So answer will be between 400-500 grams The depletion of which of the following fuel sources may contribute to fatigue in prolonged aerobic endurance events AND repeated anaerobic exercise bouts? Muscle glycogen Which of the following is a characteristic of fast-twitch muscle fibers? High power output Which of the following activities places the LEAST metabolic demand on the phosophagen energy system? CONTINUED......... [Show More]

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