chapter2cardiovascular - Chapter 2 Chapter...

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Chapter 2 Chapter 2 Cardiorespiratory Endurance
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6.9 Physical Physical Activity Pyramid Activity Pyramid Minimize inactivity Strength and Flexibility: 2–3 days/week Cardiorespiratory endurance: Exercise 20–60 minutes 3–5 days/week Physical activity: Accumulate 60 minutes nearly every day
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Key Terms Key Terms Cardiorespiratory endurance: The ability of the lungs, heart, and blood vessels to deliver adequate amounts of oxygen to the cells to meet the demands of prolonged physical activity Heart and Circulation Cardiac output MHR
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Key Terms Key Terms Aerobic Exercise: Exercise that requires oxygen to produce the necessary energy (ATP) to carry out the activity Anaerobic Exercise: Exercise that does not require oxygen to produce the necessary energy (ATP) to carry out the activity
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Aerobic System Anaerobic or Lactic Acid System ATP and ATP-CP System 3.14 Systems to Systems to Produce Produce Energy Energy (ATP) (ATP)
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Energy production Energy production Oxygen uptake (VO 2 ): Amount of oxygen consumed by the body Maximal oxygen uptake (VO 2max ): Maximum amount of oxygen the body is able to use per minute of physical activity, expressed in l/min or ml/kg/min; the best indicator of cardio-respiratory or aerobic fitness
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Benefits of Aerobic Training Benefits of Aerobic Training Higher maximal oxygen uptake Increase in the oxygen- carrying capacity of the blood Decrease in resting heart rate and an increase in cardiac muscle strength Lower heart rate at given workloads Increase in number and size of the mitochondria Increase in the number of functional capillaries Faster recovery time Lower blood pressure and blood lipids An increase in fat-burning enzymes
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Exercise is the closest thing we’ll ever get to the miracle pill that everyone is seeking. It brings weight loss, appetite control, improved
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chapter2cardiovascular - Chapter 2 Chapter...

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