Exercise Science Formative #2

Which energy system activates after an initial 2-3 seconds burst, but no longer than 10-12 seconds?

• ATP-PC

• Lactic Acid system

• Glycolysis

• Oxidative

Where does the energy come from in the ATP-PC system?

• chemical bonds which break

• ATP or chemical energy

• enzymes which break the molecule

• glucose and oxygen

Which energy systems allows our body to push past the 2 minute - 15 minute window of physical work?

• Glycolysis and Lactic acid systems

• ATP-PC and Glycolytic systems

• Oxidative and Glycolytic systems

• Oxidative and Krebś Cycle systems

A molecule of glucose is represented by the chemical symbol....

• C6H12O6

• C12H6O12

• C2H6O2

• CO2+H2O

The Oxidative energy process can produce _____ moles of ATP compared to the 4 moles of ATP through glycolysis.

• 16

• 24

• 38

• 44

______________ Acid is the by product of glycolysis and too much can lead to increased muscle soreness.

• citric

• fructic

• sacritic

• lactic

When the body uses the Oxidative energy system and begins to run out of Glucose, it will seek out any __________ acids.

• citric

• fatty

• sacritic

• lactic

Which energy system allows the body to complete the 110m hurdle event in a track and field meet?

• Glycolysis

• ATP-PC

• Oxidative

• ATP-PCr

A calorie is a measure of which type of energy?

• electrical

• heat

• mechanical

• nuclear

Which energy nutrient does not provide calories to the body? It performs other important functions.

• fats

• proteins

• fiber

• lipids