Identify a true statement about protein.
A) 45 to 65 percent of total calories come from protein.
B) Protein is the primary energy-yielding macronutrient that fuels activities with high energy demands.
C) Athletes should focus on dietary strategies to satisfy protein requirements.
D) Protein is an integral component of red blood cells and muscles.
Q. 2The Institute of Medicine's Acceptable Macronutrient Distribution Range suggests that _____ of total calories come from carbohydrates.
A) 10 to 35 percent
B) 45 to 65 percent
C) 20 to 35 percent
D) 0.5 to 1 percent
Q. 3Activities such as yoga and stretching can help stretch and lengthen muscles, which improves _____.
A) muscular strength
B) muscular endurance
C) muscular flexibility
D) muscular resistance
Q. 4According to the 2008 Physical Activity Guidelines for Americans, children and adolescents (age 6-17 ) should:
A) engage in at least three hours of physical activity on a daily basis.
B) participate in muscle-strengthening activities at least three days per week.
C) avoid exercises that involve lying on the back.
D) avoid vigorous-intensity aerobic physical activity.
Q. 5To improve cardiorespiratory fitness, one should:
A) lift weights.
B) perform yoga.
C) walk at a brisk pace.
D) work with elastic bands.
Q. 6Which of the following is true of post-exercise recovery?
A) Consuming 50 to 70 g of carbohydrates within the first hour of post-recovery can slow down the metabolic process of glycogen synthesis.
B) High-quality protein sources should be consumed during the post-exercise recovery phase because prolonged and intense exercise increases protein breakdown in muscles.
C) The rate of muscle glycogen synthesis is higher when carbohydrates are consumed alone during the post-exercise period than when carbohydrates and proteins are consumed together.
D) Consuming high-glycemic-index foods early in the recovery period helps facilitate glycogen resynthesis.
Quick Reply
