Exercise physiology - Test
  • 1. Exercise physiology is the study of how exercise impacts the various systems of the body, including cardiovascular, respiratory, musculoskeletal, and metabolic systems. It explores how the body responds and adapts to physical activity, examining factors such as oxygen consumption, energy expenditure, heart rate, and muscle function. Through research and observation, exercise physiologists seek to understand the mechanisms behind the body's physiological responses to exercise, leading to insights that can improve athletic performance, enhance physical fitness, and optimize training programs for individuals of all ages and fitness levels.

    Which enzyme is responsible for breaking down glycogen into glucose?
A) Glycogen phosphorylase
B) Lipase
C) Amylase
D) Sucrase
  • 2. What is the term for the amount of blood pumped by the heart in one minute?
A) Stroke volume
B) Heart rate
C) Blood pressure
D) Cardiac output
  • 3. What is the term for the increase in muscle size due to resistance training?
A) Sarcopenia
B) Myofibrillogenesis
C) Atrophy
D) Hypertrophy
  • 4. Which of the following is an example of an aerobic exercise?
A) Sprinting
B) Running
C) Weightlifting
D) Powerlifting
  • 5. During exercise, what helps lactic acid be broken down more quickly?
A) Increased fat intake
B) Increased oxygen intake
C) Increased sugar intake
D) Increased protein intake
  • 6. What is the term for the number of times the heart beats per minute?
A) Blood pressure rate
B) Heart rate
C) Stroke volume rate
D) Cardiac output rate
  • 7. What is the term for the body's ability to maintain a stable internal environment during exercise?
A) Equilibrium
B) Homeostasis
C) Isotonicity
D) Stasis
  • 8. What is the term for the minimum amount of energy needed to maintain basic bodily functions?
A) Resting metabolic rate (RMR)
B) Exercise metabolic rate (EMR)
C) Physical activity thermogenesis (PAT)
D) Basal metabolic rate (BMR)
  • 9. What is the term for the maximum amount of oxygen the body can use during exercise?
A) ATP max
B) HR max
C) VO2 max
D) RER
  • 10. What is exercise physiology?
A) The study of psychological effects of physical activity.
B) The study of acute responses and chronic adaptations to exercise.
C) The study of pharmacological interventions in sports.
D) The study of nutrition and dietetics.
  • 11. Who are the highest qualified exercise professionals?
A) Physical therapists.
B) Personal trainers.
C) Nutritionists.
D) Exercise physiologists.
  • 12. What do exercise physiologists utilize to manage injuries and conditions?
A) Medication and surgery.
B) Education, lifestyle intervention, and specific forms of exercise.
C) Dietary supplements.
D) Psychological counseling.
  • 13. What systems are studied to understand the effect of exercise?
A) Integumentary and skeletal systems.
B) Endocrine and lymphatic systems.
C) Digestive and respiratory systems.
D) Muscular, cardiovascular, and neurohormonal systems.
  • 14. What is the effect of training on the body defined as?
A) A decrease in cardiovascular efficiency.
B) A reduction in muscle mass.
C) An elevation of metabolism produced by exercise.
D) An increase in fat storage.
  • 15. Who introduced the concepts of maximal oxygen uptake and oxygen debt?
A) Per-Olof Åstrand.
B) Archibald Hill.
C) Henry Taylor.
D) Otto Meyerhof.
  • 16. Which Nobel Prize did Archibald Hill share in 1922?
A) The Nobel Prize in Physiology or Medicine.
B) The Nobel Peace Prize.
C) The Nobel Prize in Chemistry.
D) The Nobel Prize in Physics.
  • 17. What was the total energy expenditure of an individual cycling for 50 consecutive days?
A) 2,290 MJ (546,700 kcal).
B) 750 MJ (179,100 kcal).
C) 1,145 MJ (273,850 kcal).
D) 500 MJ (119,000 kcal).
  • 18. How much glucose does skeletal muscle burn per minute during continuous activity?
A) 120 mg.
B) 200 mg.
C) 50 mg.
D) 90 mg.
  • 19. What is the efficiency of muscle energy conversion during exercise?
A) 50–55% efficient.
B) 40–45% efficient.
C) 22–26% efficient.
D) 10–15% efficient.
  • 20. What is the basal metabolic rate of resting skeletal muscle?
A) 0.63 W/kg.
B) 3.0 W/kg.
C) 1.5 W/kg.
D) 0.25 W/kg.
  • 21. How much mechanical energy can an adult human male generate when jumping from a squat?
A) 314 W/kg.
B) 500 W/kg.
C) 150 W/kg.
D) 200 W/kg.
  • 22. What is the typical range for basal resting metabolic rate in adults?
A) 10 W to 30 W.
B) 20 W to 50 W.
C) 45 W to 85 W.
D) 100 W to 150 W.
  • 23. What is the most rapid source of energy for high-intensity activity?
A) The phosphocreatine (PCr) system
B) Aerobic respiration
C) Fast glycolysis
D) Adenylate kinase
  • 24. What enzyme is involved in the PCr system to produce ATP?
A) Citrate synthase
B) Glycogen phosphorylase
C) Creatine kinase
D) Hexokinase
  • 25. Which energy source is depleted the quickest during high-intensity exercise?
A) Aerobic respiration
B) The phosphocreatine system
C) Fast glycolysis
D) Adenylate kinase
  • 26. What is glucose oxidized to under anaerobic conditions during fast glycolysis?
A) Carbon dioxide and water
B) Acetyl-CoA
C) Pyruvate
D) Lactic acid
  • 27. What is oxidized to NAD during anaerobic glycolysis?
A) ATP
B) NADH
C) FADH2
D) Glucose-6-phosphate
  • 28. Why can fast glycolysis not be sustained for long periods?
A) Due to glycogen resynthesis
B) Because it promotes acidosis
C) Because of ATP depletion
D) Due to oxygen availability
  • 29. How much cardiac output does the human brain receive at rest?
A) 25%
B) 20%
C) 10%
D) 15%
  • 30. Which of the following subjects is NOT part of the exercise physiology curriculum?
A) Biology
B) Psychology
C) Chemistry
D) Applied Sciences
  • 31. What event did Dorando Pietri participate in during the 1908 Summer Olympics?
A) Men's marathon
B) 100-meter dash
C) Long jump
D) High jump
  • 32. During which Olympics did Gabriela Andersen-Schiess show signs of heat exhaustion?
A) Sydney 2000 Summer Olympics
B) Beijing 2008 Summer Olympics
C) Athens 2004 Summer Olympics
D) Los Angeles 1984 Summer Olympics
  • 33. What is the effect of replacing fluid lost during exercise on systemic vascular resistance?
A) Increases systemic vascular resistance
B) Eliminates systemic vascular resistance
C) Reduces systemic vascular resistance
D) No impact on systemic vascular resistance
  • 34. Which systemic physiological response is NOT typically studied in exercise physiology?
A) Respiration
B) Endocrine secretions
C) Digestive enzyme production
D) Blood flow
  • 35. What was the initial belief about Jim Peters' collapse in the 1954 marathon?
A) Hypoglycaemia only
B) Muscle cramps
C) Hyperthermia alone
D) Severe dehydration
  • 36. What can reduce the release of interleukin-6 during exercise?
A) Increased protein intake
B) Consuming fats
C) Taking glucose
D) Hydration with water
  • 37. Which neurological condition is treated by Exercise Physiologists?
A) Hypertension
B) Parkinson's
C) Asthma
D) Diabetes
  • 38. Who proposed the existence of a central governor?
A) Jim Peters
B) Tim Noakes
C) Gabriela Andersen-Schiess
D) Archibald Hill
  • 39. What is the precursor of ATP involved in ammonia production by exercised skeletal muscles?
A) GTP
B) ADP
C) AMP
D) ATP
  • 40. What can moderate intensity continuous training potentially increase?
A) Risk of injury during exercise
B) Immediate muscle soreness
C) Muscle mass significantly
D) Someone's pain threshold
  • 41. Which condition can limit the oxygenation of blood due to a mismatch between ventilation and perfusion?
A) Increased hematocrit
B) Ventilation/perfusion mismatch
C) Enhanced capillary density
D) High cardiac output
  • 42. What is the primary method of removing metabolic waste heat during intense prolonged exercise?
A) Vasoconstriction
B) Sweat-based thermoregulation
C) Increased respiration rate
D) Decreased muscle activity
  • 43. What percentage of brain energy needs can be provided by lactate during intense exercise?
A) None at all
B) Less than 10%
C) About a third
D) More than half
  • 44. By how much do plasma catecholamine concentrations increase during whole body exercise?
A) 15-fold
B) 20-fold
C) 5-fold
D) 10-fold
  • 45. Which organ is capable of catabolizing stored glycogen during exercise?
A) Adipose tissue
B) Liver
C) Pancreas
D) Skeletal muscle
  • 46. During moderate intensity exercise, what happens to the rates of glucose appearance and disposal in a healthy individual?
A) They are essentially equal
B) Disposal exceeds appearance significantly
C) Glucose appearance exceeds disposal
D) Both rates decrease
  • 47. What is the effect of exercise-induced dehydration on perceived exertion?
A) Increases perceived exertion
B) Eliminates perceived exertion
C) No change in perceived exertion
D) Decreases perceived exertion
  • 48. What was Gabriela Andersen-Schiess's condition when she stopped occasionally during her marathon?
A) Muscle cramps
B) Hypoglycaemia
C) Heat exhaustion
D) Dehydration only
  • 49. How much of a lead did Jim Peters have before collapsing in the 1954 Commonwealth Games marathon?
A) Ten-kilometre lead
B) One-kilometre lead
C) No lead
D) Five-kilometre (three-mile) lead
  • 50. Which interleukin increases in blood circulation due to its release from working skeletal muscles during exercise?
A) Interleukin-10
B) Interleukin-8
C) Interleukin-6 (IL-6)
D) Interleukin-1
  • 51. What is the universal energy source in all cells?
A) Glycogen
B) Adenosine triphosphate (ATP)
C) Glucose
D) Fatty acids
  • 52. Which physiological process is studied in relation to exercise?
A) Fuel utilization
B) Cellular respiration in plants
C) Fermentation
D) Photosynthesis
  • 53. What is the effect of dehydration on stroke volume during exercise?
A) Reduces stroke volume
B) Eliminates stroke volume reduction
C) Increases stroke volume
D) No change in stroke volume
  • 54. Which athlete collapsed several times after running the wrong way in the 1908 Summer Olympic men's marathon?
A) Dorando Pietri
B) Gabriela Andersen-Schiess
C) Usain Bolt
D) Jim Peters
  • 55. What is a required component to complete a degree in Exercise Physiology besides coursework?
A) Only theoretical exams
B) Practicum experience
C) Volunteer work unrelated to exercise
D) Independent research projects
  • 56. What was Gabriela Andersen-Schiess's condition upon crossing the finish line?
A) Fell across the finish line
B) Ran without stopping
C) Finished with a record time
D) Was disqualified
  • 57. What was Dorando Pietri's mistake during the 1908 Summer Olympic men's marathon?
A) Stopped before finishing
B) Ran the wrong way
C) Started late
D) Dropped out voluntarily
  • 58. What is a key difference between human and other animal thermoregulation during exercise?
A) Animals rely on sweating more than humans.
B) Humans store heat, while animals dissipate it.
C) Humans use sweat evaporation, while most animals increase body temperature temporarily.
D) Humans have less skin blood flow than animals.
  • 59. What is the effect of hypohydration on aerobic endurance?
A) No impact on aerobic endurance
B) Enhances aerobic endurance
C) Increases muscle strength
D) Reduces aerobic endurance
  • 60. Which process cannot sustain exercise on its own?
A) Glycogenolysis
B) GLUT4 translocation
C) Gluconeogenesis
D) Insulin secretion
  • 61. What is the effect of replacing 50 to 80% of fluid lost in sweat during exercise?
A) Increases dehydration
B) Largely eliminates negative physiological effects
C) Reduces oxygen uptake
D) Decreases heart rate significantly
  • 62. What is the effect of dehydration on skin blood flow during exercise?
A) No change in skin blood flow
B) Eliminates changes in skin blood flow
C) Reduces skin blood flow
D) Increases skin blood flow
  • 63. At what point in the race did Gabriela Andersen-Schiess show signs of heat exhaustion?
A) Final 400 meters
B) Start of the race
C) Halfway mark
D) First kilometer
  • 64. What is the effect of dehydration on reliance on carbohydrate as a fuel source?
A) Possibly increases reliance on carbohydrate
B) No impact on carbohydrate reliance
C) Eliminates carbohydrate use
D) Decreases reliance on carbohydrate
  • 65. How long does it typically take for cardiac biomarkers to return to normal after strenuous exercise?
A) Several weeks.
B) Immediately.
C) A few days.
D) Within 24 hours.
  • 66. What is recommended but not required for a degree in Exercise Physiology?
A) Laboratory research
B) Full class schedule
C) Practicum experience
D) Internships
  • 67. What is a key feature of human thermoregulation during exercise?
A) Specialized sweat evaporation mechanism.
B) Reduced skin blood flow.
C) Thick body fur for insulation.
D) Increased body temperature.
  • 68. Which area is NOT typically studied by exercise physiologists?
A) Skeletal muscle physiology
B) Biomechanics
C) Cardiopulmonary function
D) Neuroendocrine function
  • 69. How much heat energy can one gram of sweat remove?
A) 3500 J
B) 2598 J
C) 1000 J
D) 1500 J
  • 70. What is the effect of sauna exposure on plasma volume?
A) Increases plasma volume
B) Slightly increases plasma volume
C) Has no impact on plasma volume
D) Substantially reduces plasma volume
  • 71. What percentage of the body's energy consumption is used by the brain at rest?
A) 25%
B) 20%
C) 30%
D) 15%
  • 72. Which country offers the professional certification title 'Certified Exercise Physiologist'?
A) Canada
B) Australia
C) United Kingdom
D) United States
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