pe

?
  • Created by: Elle99
  • Created on: 25-09-17 18:37
View mindmap
  • Adaptations aerobic capacity
    • respiratory system
      • increased mechanics of breathing efficency
        • increase lung volumes
          • decrease respiratory fatigue
      • increased SA of alveoli
        • increased external gaseous exchnage
      • overall
        • increase volume of 02 diffused into blood stream
        • decreased frequency of breathing at rest and during sub max
        • easier to perform exercise, reduce onset fatigue, delays OBLA
        • increase duration and intensity of perfromance
    • cardiovasculr system
      • cardiac hypertrophy
        • increased SV and CO at rest and exercise
          • due to increased filling capacity and force of ventricular contraction
        • decreased HR (rest) bradycardia and HR recovery
      • increased elasticity of arterial walls
        • increased efficiency of vascular shunt mechanism
          • increase vasoconstriction and dilation to redistribute co2
          • decrease resting blood pressure and increase BP regulation
      • Increased blood/plasmavolume
        • lower blood viscosity
          • aids blood flow and venous return
      • increased number of red blood cells/ haemoglobin content
        • increase in o2 carrying capacity
          • increase in gaseous exchnage
      • capillarisationsurrounding alveoli and SO muscle fibres
        • increased SA for blood flow
          • increase gaseous exchange, decease distance for diffusion
      • Overall
        • increase blood flow and oxygen transport
          • decrease muscle pressure
            • easier to perform exercise, reduce one fatigue, delay OBLA
          • increase intensity and duration
        • lower risk of canary heart disease, hypertension and stroke
    • Musculo-skeletal system
      • slow oxidative muscle fibre hypertrophy
        • increased potential for aerobic energy production
          • increase in strength, decrease energy cost, delay fatigue
      • increase size (40%) and density(+100%) of mitrochondira
        • increased utilisation of o2
        • increase aerobic energy production
        • increase metabolism of triglycerides
      • increase stores of myoglobin (80%)
        • more storage and transport of o2 to mitochondria
      • increase stores of gylcogen and triglycerides
        • increase aerobic fuel stores , increase duration of performance
        • increase bone mineral density
          • increase calcium absorption
      • FOG become aerobic
        • increase aerobic every production, fuel and oxygen utilisation
      • increase strength of connective tissue
        • tendons and ligaments strengthen
          • increase joint stability and decrease risk of injury
        • increased thickness of articular cartilage
          • increase synovial fluid production
            • nourished articular cartilage and lubricated joint
        • overall
          • increase aerobic capacity
          • increase joint stability
          • makes it easier to perform....
    • metabolic function
      • increase activity of aerobic enzymes
        • increase metabolism of triglycerides and glycogen
      • decrease fat mass
        • increase lean mass, increase breakdown of glycogen
      • decrease insulin resistance
        • treatment and prevention of type 2 diabetes

Comments

No comments have yet been made

Similar Physical Education resources:

See all Physical Education resources »See all Anatomy & physiology resources »