Worksheets12 PE - Energy Systems
Total questions: 12
Worksheet time: 6mins
What is the fuel source for the Anaerobic Glycolysis System?
PC
Glycogen
FFAs
Glycogen & FFAs
The ATP-PC system is utilised during what exercise intensity?
Sub-maximal intensity (<85% HRmax)
High Intensity (85% HRmax)
Very High Intensity (95% HRmax)
At rest
The anaerobic glycolysis system achieves peak power during which time frame?
2-4 seconds
5-15 seconds
15-60 seconds
over 75 seconds
At what duration does the aerobic energy system become dominant?
5 seconds
15 seconds
45 seconds
75 seconds
how many ATP are produced per glucose molecule using the aerobic energy system?
.7 ATP
2-3 ATP
38 ATP
441 ATP
Which of the following is a by-product of the aerobic energy system
Inorganic Phosphates (Pi)
Hydrogen ions (H+)
Heat
Lactic Acid
Hydrogen ions (H+) are a by-product of which energy system?
ATP-PC
Anaerobic Glycolysis System
Aerobic System
All three systems
An elite 3000m runner would predominantly use which energy system during a race?
ATP-PC Energy System
Anaerobic Glycolysis Energy System
Aerobic Energy System
Which would be the dominant energy system in this physical activity?
ATP-PC System
Lactic Acid System
Aerobic System
The ATP-PC system is limited by
production of lactic acid as a by-product
the ability to re-synthesise ATP quickly
the need for long chemical reactions
limited stores of phosphocreatine in the muscles
Which of the following does NOT occur when working at or above the lactate threshold?
Ventilation rate increases
Pain levels increase
Blood lactate levels decrease
Fatigue sets in
Which of these sports relies predominantly on the lactic acid system?
soccer
baseball
marathon
100 m relay
