PE- Physical education - Energy systems| exam Questions with Verified 100% Correct Answers| Latest 2024/2025 update

PE- Physical education - Energy systems| exam
Questions with Verified 100% Correct Answers|
Latest 2024/2025 update
Explain ATP demand - ✔✔ATP resynthesis (supply) must be able to meet the ATP
demand of the activity. determined by intensity and duration



define intensity - ✔✔how hard the exercise is performed



define duration - ✔✔how long the activity last for


characteristic of the ATP PC system (aka, food/ chemical fuel, intensity, rate and yield,
dominance, peak power, by products, sporting e.g.) - ✔✔AKA
-Phosphate system, PC, CP or phosphocreatine system, phosagen system
Fuel source
-Phosphocreatine, creatine phosphate
Intensity
-Maximal, explosive, 95%+ HR max
Rate of ATP
-Fastest
Yield of ATP
-Limited, low, 0.7 ATP per PC molecule
Dominance
-0 - 10 seconds, (0- 25 for elite)
Peak power
-2 - 4 seconds

, By products
-Inorganic phosphate
Sporting e.g.
-100 m sprint


characteristic of the anaerobic glycolysis (aka, food/ chemical fuel, intensity, rate and
yield, dominance, peak power, by products, sporting e.g.) - ✔✔AKA
-Lactacid system
Fuel source
-Glycogen
Intensity
-High intensity 85%+ HR max
Rate of ATP
-fast
Yield of ATP
-Small amount, 2 -3 ATP per glucose molecule
Dominance
-10 - 60 secs at maximal intensity
Peak power
-5-15 secs
By products
-Lactate, hydrogen ions (H+ ions), ADP
Sporting e.g.
-200 m sprint, 100 m swim