In this blog you will find the correct answer of the Coursera quiz Science of Exercise Coursera Answer mixsaver always try to brings best blogs and best coupon codes
 

Week 1 Quiz

 

1. What is the primary source of energy during a single maximal bench press:

 

  • ATP
  • Creatine phosphate
  • Glucose
  • Fat

2. What are the primary sources of energy during a 100-meter dash:

 

  • Fat, Creatine phosphate, ATP
  • Glucose, Creatine phosphate, ATP
  • Glucose, Fat, Creatine phosphate, ATP
  • Glucose, Creatine phosphate, Fat

3. What are the primary sources of energy during a marathon:

 

  • Creatine phosphate
  • Fats & carbohydrates
  • Fats only
  • Carbohydrates only

4. Regarding the “crossover concept” which of the following is true ( select all that apply ):

 

  • At easy exercise intensities fat is the preferred fuel
  • At easy exercise intensities carbohydrate is the preferred fuel
  • At hard exercise intensities fat is the preferred fuel
  • At hard exercise intensities carbohydrate is the preferred fuel

5. The major site of ATP production during aerobic exercise is:

 

  • Sarcoplasmic reticulum
  • Cell nucleus
  • Mitochondria
  • Hemoglobin

6. Indirect calorimetry can be used during exercise to:

 

  • Estimate an individual’s metabolic rate
  • Measure the rate of heat production
  • Measure the rate of oxygen production
  • Measure the rate of carbon dioxide consumption

7. The Respiratory Exchange Ratio is:

 

  • 0.70 for carbohydrates
  • 1.0 for fats
  • A ratio of carbon dioxide produced to oxygen consumed
  • A ratio of oxygen consumed to carbon dioxide produced

8. The major regulator of blood glucose during a 30 min submax exercise bout is:

 

  • Muscle glycogenolysis
  • Adipose lipolysis
  • Liver glycogenolysis
  • All of the above

9. Maximal oxygen consumption would be the highest for:

 

  • A sprinter
  • A body builder
  • A gymnast
  • A marathon runner

10. Adaptations to a training program primarily relate to the:

 

  • Reversibility Principle
  • Overload Principle
  • Specificity Principle
  • Individuality Principle

11. Who would most likely be in positive nitrogen balance:

 

  • A golfer on a high protein diet
  • A marathoner on a high protein diet
  • A cyclist on a high protein diet
  • A body builder on a high protein diet

12. Which is true regarding the rate of protein synthesis:

 

  • It decreases during exercise and increases post-exercise
  • It increases during exercise and increases post-exercise
  • It decreases during exercise and decreases post-exercise
  • It increases during exercise and decreases post-exercise

13. Which of the following is a source of carbohydrates for the body during exercise?

 

  • Muscle glycogen
  • Blood glucose
  • Liver glycogen
  • Liver gluconeogenesis
  • All of the above

14. Endurance training will result in:

 

  • An increase in carbohydrate utilization and fat sparing
  • An increase in fat utilization and carbohydrate sparing
  • An increase in fat and carbohydrate utilization
  • A decrease in fat and carbohydrate utilization

15. Which is true regarding fuel stored in the body:

 

  • There is significantly more carbohydrate than fat
  • There are equal amounts of carbohydrate and fat
  • These fuels will not deplete during any exercise
  • There is significantly more fat than carbohydrate

 

 

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