Chapter 11 Exercise Physiology Jeffry Mathis & Minerva Duke 10/16/2015 chapter 7 1.
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Transcript of Chapter 11 Exercise Physiology Jeffry Mathis & Minerva Duke 10/16/2015 chapter 7 1.
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Chapter 11Chapter 11Exercise PhysiologyExercise Physiology
Jeffry Mathis &
Minerva Duke
04/21/23chapter 71
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Students Learning OutcomesStudents Learning Outcomes
Discover the key features of the sub discipline of exercise physiology and the employment opportunities available to exercise science professionals.
Review the history and development of exercise physiology
04/21/23chapter 72
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Learning OutcomesLearning Outcomes
Examine how the body responds to physical activity and how these changes relate to physical performance and health.
04/21/23chapter 73
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Job OpportunitiesJob Opportunities
Settings:– Fitness/Wellness center– Hospital– Corporation– Academic– Research laboratory
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Job OpportunitiesJob Opportunities
Jobs:– Exercise instructor
– Personal trainer
– Strength and conditioning coach
– Teacher
– Cardiac and pulmonary rehabilitation
– Clinical Exercise physiologist
– Military and NASA research
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HistoryHistory
August Krohg – U. of Copenhagen (1920)A.V. Hill – University College, London
(1921)
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HistoryHistory
Peter Karpovich – Springfield College
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The Nitty-GrittyThe Nitty-Gritty
Muscle Fiber Types
http://www.youtube.com/watch?v=-uru1vZ7POU
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EnergyEnergy
Adenosine triphosphatehttp://youtube.com/watch?v=bbtqF9q_pF
w
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Energy SystemsEnergy Systems
Important note:It is not ever a matter of which system is
working, but which system is predominating.
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Energy SystemsEnergy Systems
ATP-pc System– 10-15 seconds– ADP-P -> ADP+Phosphocreatine
Anaerobic Glycolytic System– Glycogen -> Glucose -> ATP– 1-2 minutes– Lactic Acid “waste” (more about this later)
Aerobic System– Glycogen and triglyceride breakdown– Prolonged energy system
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Energy SystemsEnergy Systems
Aerobic System
http://www.youtube.com/watch?v=EKVvye0nftM
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SoSo……Lactic AcidLactic Acid
Baaaaaaaaaaaaad.Don’t be a sheep!
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Lactic AcidLactic Acid
The old thinking:
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Why Do We Resistance Train?Why Do We Resistance Train?
What are the goals of people who train with weights?
04/21/23chapter 715
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Cardiovascular SystemCardiovascular System
http://www.youtube.com/watch?v=NF68qhyfcoM&feature=related
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Cardiorespiratory PhysiologyCardiorespiratory Physiology
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BENEFITSBENEFITS
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Continue the BenefitsContinue the Benefits
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Continue the BenefitsContinue the Benefits
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Tests to Estimate VO2 maxTests to Estimate VO2 max
1.5 –Mile Run Test - 12 Minute Swim 1.0 Mile Walk Test - 12 Minute Cooper Step Test
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Why Do We Resistance Train?Why Do We Resistance Train?
What are the goals of people who train with weights?
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Muscular StrengthMuscular Strength
What is it?Why do we need it?
04/21/23chapter 723
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Muscular EnduranceMuscular Endurance
What is it?Why do we need it?
04/21/23chapter 724
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Training and MetabolismTraining and Metabolism
What is Hypertrophy?
Atrophy?
Tom Venuto (2006)
04/21/23chapter 725
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Training and MetabolismTraining and Metabolism
• Anabolism
• Catabolism• http://
www.youtube.com/watch?v=iIW5SPY-vwI
Ronnie Coleman (2005)
04/21/23chapter 726
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Training and MetabolismTraining and Metabolism
Muscle uses energy even at rest.
–How much?
04/21/23chapter 727
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Muscular Strength may be the most Muscular Strength may be the most important health-related component important health-related component of physical fitness in the of physical fitness in the
Older AdultWhy?
04/21/23chapter 728
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Muscular Strength may be the most Muscular Strength may be the most important health-related component of important health-related component of physical fitness in the older adultphysical fitness in the older adult
04/21/23chapter 729
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Muscular Strength may be the most Muscular Strength may be the most important health-related component of important health-related component of physical fitness in the older adultphysical fitness in the older adult
Muscle atrophy does result from aging
04/21/23chapter 730
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Muscular Strength may be the most Muscular Strength may be the most important health-related component of important health-related component of physical fitness in the older adultphysical fitness in the older adult
Framingham Study (Jett, A.M. & Branch, L.G., 1981)
– Women40% Aged 55-6445% Aged 65-7465% Aged 75-84
– Can’t do what?
04/21/23chapter 731
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What Factors Affect Muscular What Factors Affect Muscular Adaptation? Adaptation?
Overload Principle http://www.youtube.com/watch?
v=DRuUuYVxB7k&feature=related
Specificity of Training
04/21/23chapter 732
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Specificity of TrainingSpecificity of Training
Adaptations are specific
How we train is how we perform
Range of Motion (ROM)
04/21/23chapter 733
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How are strength gains How are strength gains achieved?achieved?
Neural adaptationHypertrophy
04/21/23chapter 734
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How are strength gains How are strength gains achieved?achieved?
Neural adaptation
04/21/23chapter 735
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How are strength gains How are strength gains achieved?achieved?
Muscle size
04/21/23chapter 736
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Principles of strength trainingPrinciples of strength training
Isometric Training Isotonic Training Dynamic
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Principles of strength Principles of strength trainingtraining
http://www.youtube.com/watch?v=4qCaiaFwtL0
04/21/23chapter 738
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Isokinetic – Variable ResistanceIsokinetic – Variable Resistance
Machines Westside Barbell
– Louis Simmons
04/21/23chapter 739
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Isokinetic – Variable ResistanceIsokinetic – Variable Resistance
http://www.youtube.com/watch?v=hF1wNq-A5hc&feature=related
04/21/23chapter 740
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NutritionNutrition
“Carb loading”– Greater than 2 hours– Less than 1 hour
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NutritionNutrition
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Fat Burning ZoneFat Burning Zone
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Dr. Victor ConvertinoDr. Victor Convertino
SJSU! GO Spartans!
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MetabolismMetabolism
The chemical processes occurring within a living cell or organism that are necessary for the maintenance of life.
– http://www.youtube.com/watch?v=qn6bIBf_g44&playnext=1&list=PLF5E5EC931C112C1C&feature=results_video
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Slow Metabolism/GeneticsSlow Metabolism/Genetics