Science of Exercise is offered by “Coursera”. In this post you will get Science of Exercise Coursera Quiz Answers | 100% Correct Answers

 

Science of Exercise

Offered By ”University of Colorado Boulder”

4.8 stars (3140 ratings)

Instructor: Robert Mazzeo, Ph.D.

N.B. We attempted our best to keep this site refreshed for our clients for nothing. You can likewise contribute by refreshing new inquiries or existing inquiry answer(s). There are numerous inquiries on our site, it is difficult for us to check them consistently. It will be extraordinary on the off chance that you can assist us with updating the site. Just let us know if you find any new questions through mail or comment . We will attempt to refresh the inquiry/answer ASAP.

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

 

 

Week 2 Quiz

 

1. An isometric contraction is one in which there is:

 

  • No change in muscle length with tension development
  • A shortening of muscle with tension development
  • A lengthening of muscle with tension development
  • None of the above

2. What best describes a Type I muscle fiber:

 

  • High in mitochondria, high resistance to fatigue, relies on aerobic energy production
  • Low in mitochondria, low resistance to fatigue, relies on anaerobic energy production
  • High in mitochondria, low resistance to fatigue, relies on aerobic energy production
  • High in mitochondria, high resistance to fatigue, relies on anaerobic energy production

3. What best describes a Type IIx muscle fiber:

 

  • High in mitochondria, high resistance to fatigue, relies on aerobic energy production
  • Low in mitochondria, low resistance to fatigue, relies on anaerobic energy production
  • High in mitochondria, low resistance to fatigue, relies on aerobic energy production
  • High in mitochondria, high resistance to fatigue, relies on anaerobic energy production

4. Which best describes muscle fiber type recruitment during a graded-exercise test:

 

  • Type IIx first followed by Type IIa and finally Type I
  • Type IIa first followed by Type IIx and finally Type I
  • Type I first followed by Type IIx and finally Type IIa
  • Type I first followed by Type IIa and finally Type IIx

5. Distance athletes have the greatest percentage of:

 

  • Type IIx muscle fibers
  • Type IIa muscle fibers
  • Type I muscle fibers
  • An equal percentage of all 3 fiber types

6. Which is not a major role of the Respiratory System during exercise:

 

  • Maintain arterial oxygen levels
  • Eliminate carbon dioxide
  • Assist with buffering of metabolic acids
  • Maintain cardiac output

7. The optimal and most efficient way to increase ventilation during exercise is to:

 

  • Increase tidal volume more than breathing frequency
  • Increase breathing frequency more than tidal volume
  • Increase tidal volume and breathing frequency equally

8. Which is not a major role of the Cardiovascular System during exercise:

 

  • Shunt blood flow from viscera
  • Muscle glycogenolysis
  • Increase local muscle blood flow
  • Increase cardiac output

9. Heart rate increases during exercise as a result of:

 

  • An increase in parasympathetic and sympathetic nerve activity
  • A decrease in parasympathetic nerve activity and an increase in sympathetic nerve activity
  • A decrease in parasympathetic and sympathetic nerve activity
  • A decrease in circulating epinephrine

10. What is the Fick equation:

 

.

 

.

 

.

 

11. Which is not a way to increase blood flow to active muscles:

 

  • Increase cardiac output
  • Vasodilation of blood vessels in active muscles
  • Vasoconstriction of blood vessels in the viscera
  • An increase in ventilation

12. Which is true regarding insulin:

 

  • It promotes glucose uptake by both muscle and liver
  • It promotes fat mobilization from adipose tissue
  • It promotes glycogen breakdown in muscle
  • It promotes glycogen breakdown in liver

13. Which is true regarding glucagon:

 

  • It promotes glucose uptake by both muscle and liver
  • It promotes fat synthesis in adipose tissue
  • It promotes glycogen breakdown in muscle
  • It promotes glycogen breakdown in liver

14. Which is not a role for epinephrine during exercise:

 

  • Increase heart rate
  • Increase stroke volume
  • Increase glycogen breakdown in muscle
  • Increase fat mobilization from adipose tissue
  • None of the above

15. Which is true regarding exercise and the immune system:

 

  • An intense bout of exercise will transiently enhance immune function
  • An intense bout of exercise will transiently suppress immune function
  • A moderate bout of exercise will transiently enhance immune function
  • A moderate bout of exercise will transiently suppress immune function

 

 

Week 3 Quiz

 

1. The main components of a sound endurance training program include all but one of the following:

 

  • The exercise frequency
  • The exercise duration
  • The exercise time of day
  • The exercise intensity

2. The term “muscle plasticity” (select all that apply):

 

  • Refers to the capacity for adaptive change
  • Is characterized by altered gene expression following a repeated stimulus
  • Applies to all types of muscle proteins

3. Which is false regarding adaptations to endurance training?

 

  • It will increase maximal heart rate
  • It will increase maximal stroke volume
  • It will increase maximal (a-v)O2 difference
  • None of the above

4. Which is true regarding detraining:

 

  • Maximal stroke volume decreases the fastest
  • Mitochondrial numbers decrease the fastest
  • Maximal heart rate decreases the fastest
  • VO2max decreases the fastest

5. To maximize muscle mass and strength gains from a resistance training program one should:

 

  • Perform many repetitions per set at a low percentage of their 1-Repetiton maximum
  • Perform fewer repetitions per set at a low percentage of their 1-Repetiton maximum
  • Perform many repetitions per set at a high percentage of their 1-Repetiton maximum
  • Perform fewer repetitions per set at a high percentage of their 1-Repetiton maximum

6. Increases in strength associated with a resistance training program are:

 

  • Initially due to muscle hypertrophy followed by neural adaptations weeks later
  • Initially due to both muscle hypertrophy and neural adaptations
  • Initially due to neural adaptations followed by muscle hypertrophy weeks later
  • None of the above

7. For the endurance athlete the best time to replenish muscle glycogen stores would be:

 

  • Within the first 2-hours after exercising when insulin sensitivity is high
  • Within the first 12-hours after exercising when insulin sensitivity is high
  • Within the first 2-hours after exercising when insulin sensitivity is low
  • Within the first 12-hours after exercising when insulin sensitivity is low

8. Dehydration can negatively impact performance by all but one of the following mechanisms:

 

  • A decrease in plasma volume
  • A decrease in stroke volume
  • A decrease in heart rate
  • A decrease in cardiac output

9. Likely causes for fatigue during short-term high-intensity exercise are:

 

  • A depletion of ATP, creatine phosphate and hydrogen ions
  • A depletion of ATP and an accumulation of creatine phosphate and hydrogen ions
  • A depletion of creatine phosphate and an accumulation of ATP and hydrogen ions
  • A depletion of ATP and creatine phosphate and an accumulation of hydrogen ions

10. Likely causes for fatigue during long-term lower-intensity exercise are:

 

  • A depletion of muscle glycogen & calcium and an increase in body temperature
  • A depletion of creatine phosphate and an accumulation of hydrogen ions
  • A depletion of muscle glycogen & calcium and a decrease in body temperature
  • A depletion of muscle glycogen and an increase in muscle calcium

11. The main cause for delayed onset muscle soreness is:

 

  • Isometric muscle contractions
  • Concentric muscle contractions
  • Eccentric muscle contractions
  • All of the above

12. The main cause for immediate muscle soreness experienced during exercise is:

 

  • Isometric muscle contractions
  • Concentric muscle contractions
  • Eccentric muscle contractions
  • All of the above

13. Which is true regarding anabolic steroids:

 

  • They have few side effects
  • They are similar in structure to testosterone
  • They are administered by injection only
  • They are not as effective as the human growth hormone for increasing muscle mass

14. Which athlete would benefit the most from blood doping:

 

  • A body builder
  • A gymnast
  • A sprinter
  • A 10K runner

15. Which is not a mechanism whereby caffeine may improve exercise performance:

 

  • Increase mental alertness
  • Increase creatine phosphate stores
  • Increase fat mobilization
  • Increase time to exhaustion

 

 

Week 4 Quiz

 

1. Which is the greatest risk factor for all-cause mortality:

 

  • High cholesterol
  • Physical inactivity
  • Hypertension
  • Obesity

2. Select all that apply – Regular exercise can reduce the risk for:

 

  • Depression
  • Heart disease
  • Type 2 diabetes
  • Obesity

3. Which is false regarding visceral fat:

 

  • It is the fat located around inner organs
  • It puts an individual at a greater risk for Type 2 diabetes
  • It puts an individual at a greater risk for heart disease
  • It is less of a health risk than subcutaneous fat

4. In order to lose and maintain weight loss an individual must:

 

  • Maintain energy balance through diet and exercise
  • Maintain a negative energy balance through diet and exercise
  • Maintain a positive energy balance through diet and exercise
  • Use dieting alone to lose and maintain weight loss

5. The benefits of exercise on the risk factors for heart disease include all but one of the following:

 

  • Decreased cigarette smoking
  • Decreased hypertension
  • Decreased obesity
  • Decreased LDL cholesterol

6. Which is false regarding atherosclerosis:

 

  • It is caused by deposits of fatty plaques in arteries
  • It increases the risk of a stroke
  • It is caused by elevated HDL cholesterol levels
  • It increases the risk of a heart attack

7. Type 2 diabetes is:

 

  • Characterized by the development of insulin resistance
  • Characterized by the development of hypoglycemia
  • Characterized by the development of insulin sensitivity
  • Characterized by the development of subcutaneous fat

8. Regular exercise can help to prevent and treat Type 2 diabetes by:

 

  • Increasing blood glucose and insulin sensitivity
  • Decreasing blood glucose and increasing insulin sensitivity
  • Increasing blood glucose and decreasing insulin sensitivity
  • Decreasing blood glucose and insulin sensitivity

9. Regular exercise can reduce the risk of cancer by all but one of the following mechanisms:

 

  • Increasing specific growth factors
  • Enhancing natural immunity
  • Increasing levels of antioxidants
  • Lowering body fat

10. Regarding exercise as a treatment for cancer patients, which of the following is false:

 

  • It can reduce cancer-related fatigue
  • It can reduce recurrence and mortality in some cancers
  • It can reduce depression and anxiety
  • It is less effective than pharmaceutical interventions for cancer-related fatigue

11. The functional consequences of sarcopenia include:

 

  • Decrease in muscle mass & strength, increased risk of falling, increase in bone density
  • Decrease in muscle mass & strength, decreased risk of falling, decrease in bone density
  • Decrease in muscle mass & strength, increased risk of falling, decrease in bone density
  • Increase in muscle mass & strength, increased risk of falling, decrease in bone density

12. Regarding exercise and osteoporosis which is true:

 

  • Exercise will increase calcium deposition into bone decreasing bone mineral density
  • Exercise will decrease calcium deposition into bone increasing bone mineral density
  • Exercise will decrease calcium deposition into bone decreasing bone mineral density
  • Exercise will increase calcium deposition into bone increasing bone mineral density

13. The decline in VO2max with advancing age is:

 

  • Similar for trained and untrained individuals
  • Due to a reduction in maximal cardiac output but not maximal (a-v)O2 difference
  • Partially offset by aerobic training at any age
  • Due to a reduction in maximal (a-v)O2 difference but not maximal cardiac output

14. Which is true regarding a single bout of exercise and the brain:

 

  • Exercise increases neuroelectrical activity but not brain blood flow
  • Exercise increases brain blood flow but not neuroelectrical activity
  • Exercise brain blood flow and neuroelectrical activity are similar to rest
  • Exercise increases brain blood flow and neuroelectrical activity

15. Regular exercise can:

 

  • Decrease the risk of dementia, symptoms for Parkinson’s disease and increase depression
  • Decrease the risk of dementia, symptoms for Parkinson’s disease and depression
  • Increase the risk for dementia but reduce the risk for depression
  • Increase the symptoms for Parkinson’s disease but reduce the risk for Alzheimer’s disease

 

 

You can check other courses answers in the following:

1- Marketing Analytics | Coursera | – All 5 Week 100% Correct Quiz & Assignment Answers Free

2- Code Yourself! An Introduction to Programming- Coursera – All 5 Week Quiz Answers & Lab Assignments Free

3- Mindshift: Break Through Obstacles to Learning- Coursera Courses Quiz & Assignment Answers Free.

4- Introduction to Programming with MATLAB- Coursera Course : Quiz & Assignment Answers Free – Week(4-6)

5- Introduction to Programming with MATLAB- Coursera Course : Quiz & Assignment Answers Free – Week(7-9)

6- Fashion As Design | Coursera | All 7 Week 100% Correct Quiz & Assignment Answers Free

7. The Science of Well-Being | Coursera | All 10 Week 100% Correct Quiz & Assignment Answers Free

8. Industrial IoT on Google Cloud Platform By Coursera. All 2 Week Quiz Answers & Assignment [Updated 2020].

9. learning How To Learn Coursera Quiz Answers | 100% Correct Answers

10. Marketing In Digital World Coursera Quiz Answer | 100% Correct Quiz And Assignments Free

11. A Life of Happiness and Fulfillment- Coursera Quiz Answer | 100% Correct Answers

12. Introduction to Philosophy

13. Social Psychology Quiz And Assignment Answers | Week (1-7)

14. Competitive Strategy Coursera Quiz Answers | 100 % Correct Answers Of Week (1-6)

15. Successful Negotiation: Essential Strategies and Skills Quiz Answer | All Week Answer

16. Coursera Financial Markets Quiz Answer | 100% Correct Answer | Week (1-7)

17. Mastering Data Analysis in Excel Coursera Quiz Answer | 100% Correct Answer Of Week (1-6)

By JAMD Bokhtier

This is JAMD Bokhtier's website.He is a passionate Marketer who dreams,talks,learns and teaches all about Marketing,the owner & the founder of "Life Style Consultant", a specialist in "Digital Marketing" and a Sophophilic.

error: Content is protected !!