Exercise Physio LAB 1

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Anonymous
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238749
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Exercise Physio LAB 1
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2013-10-04 17:12:55
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  1. What is electromyography (EMG)?
  2. What does EMG activity reflect?
  3. How does EMG activity relate to muscle contraction?
  4. EMG response and relationship to motor recruitment patterns during increaseing workloads without fatigue
  5. EMG response and relationship to motor recruitment patterns during maximal effort across time with fatigue occuring
  6. EMG response and relationship to motor recruitment patterns during submaximal effort across time using a constant resistance with fatigue occuring
  7. EMG response and relationship to motor recruitment patterns during a comparison of two individuals using the same absolute workload who have different maximal strength values
  8. Does local muscular fatigue or neural fatigue usually occur first? Explain
  9. How does force production relate to the cross-sectional area of muscle?
  10. How does force production relate to the distribution of fast-twitch and slow-twitch muscle mass?
  11. How does force production relate to the speed of movement?
  12. How does force production relate to motor unit recruitment?
  13. Characteristics of isokinetic strength
  14. Isokinetic strength response during single effort
  15. Isokinetic response during peak contractions at various speeds of movement
  16. Isokinetic response during repeated contractions across time at a moderate speed of movement
  17. How do these responses relate to motor unit recruitment patterns?
  18. How are anaerobic power, anaerobic capacity, and fatigue index measured calculated?
  19. What physiological attributes or characteristics do these anaerobic work indices represent?
  20. How do these anaerobic work indices relate to athletic ability and fitness level?
  21. How would body composition and distribution of muscle fibers type affect these anerboic work indices?
  22. What are the electrical and mechanical events of the cardiac cycle?
  23. What are the electrical and mechanical events of the electrocardiogram (ECG) pattern?
  24. How do you measure heart rate for both regular and irregular heart rates?
  25. What are the 12-leads for an ECG?
  26. Where is the positive electrode located?
  27. Should the QRS complex should be positive or negative?
  28. What is the normal range of resting heart rate?
  29. What does bradycardia and tachycardia mean?
  30. What are the inherent pacemaker rates of atrial, atrialventricular (AV) node, and ventricular pacemaker sites?
  31. Which of the 12-leads of an ECG can pick-up approximately 80% of all ECG abnormalities?
  32. Identify and explain the ECG characteristic(s) of a normal ECG pattern
  33. Identify and explain the ECG characteristic(s) of a premature ventricular contraction
  34. Identify and explain the ECG characteristic(s) of a ventricular flutter
  35. Identify and explain the ECG characteristic(s) of a ventricular fibrillation
  36. Identify and explain the ECG characteristic(s) of a ventricular asystole
  37. Identify and explain the ECG characteristic(s) of a myocardial ischemia
  38. Identify and explain the ECG characteristic(s) of acute myocardial injury
  39. Identify and explain the ECG characteristic(s) of a myocardial infarction
  40. How does exercise affect heart rate responses?
  41. How does training effect resting, submaximal and maximal heart rate responses?
  42. What does systolic blood pressure represent?
  43. What does diastolic blood pressure represent?
  44. Which of the korotkoff sounds are used to detect systolic and diastolic blood pressure?
  45. What are the normal ranges for systolic and diastolic blood pressure?
  46. Systolic and/or diastolic blood pressures above what level would be considered a high risk of having or developing coronary heart disease?
  47. How does exercise affect systolic and diastolic blood pressures?
  48. How does training affect blood pressure in hypertensive normotensive (normal) individuals?
  49. How can oxygen uptake rate (VO2) and carbon dioxide producation rate be converted from mL/min to L/min and L/min to mL/min?
  50. What is the equation and calculation for determining the respiratory exchange ratio (RER or R value)?
  51. What is the equation and calculation for determining kiocalories expended per minute?
  52. What is the equation and calculation for determining the percentage of fuel utilization and kilocalories obtained from carbohydrate and fat during rest and exercise?
  53. What is the equation and calculation for determining the metabolic equivalents (METS)?
  54. What is the equation and calculation for converting body weight in pounds to body weight in kilograms?
  55. What is the equation and calculation for converting oxygen uptake in liters per minute to mililiters per kilogram of body weight?
  56. What is resting metabolic rate (RMR)?
  57. How does RMR differ from basal metabolic rate?
  58. What factors affect resting metabolic rate?
  59. What is meant by the term "oxygen debt?"
  60. What is meant by the term "oxygen deficit?"
  61. What is meant by the term "steady state?"
  62. What do the previous terms physiologically represent?
  63. What are the two phases of oxygen debt and what do they physiologically represent?
  64. Why is oxygen debt greater than oxygen deficit?
  65. How do you calculate oxygen debt and deficit?

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