Where does energy come from?
Food
What builds up in muscles causing muscle fatigue during exercise?
Lactic Acid
This evaporates off the skin to control the body's temperature
Sweat
An athlete would have a lower or higher resting heart rate?
Lower
What is a byproduct of anaerobic respiration?
Lactic Acid
Name one type of therapy that can help speed recovery
hot/cold
Massage
A hormone in the body that causes the heart to beat faster
adrenaline
An increase in the size of the heart is known as _____________
hypertrophy
A form of glucose that is stored in the liver and muscles
glycogen
List 3 factors that influence a person's rate of recovery
Age
Gender
Genetics
Sleep
Why does your body become red during exercise?
Warm blood rushes to the surface to be cooled down
An athlete's average resting heart rate
40-60bpm
What is the equation for aerobic respiration?
Glucose + O2 = CO2 + H20 (+energy)
What does DOMS stand for?
Delayed Onset Muscle Soreness
Explain the risk of over-hydration during exercise
dilutes the electrolytes
What is an athlete's average stroke volume?
90mL
What is the equation for lactic acid (how is it removed?)
Lactic Acid ----H20 + CO2 + Glucose
What does EPOC stand for?
Excess Post-Exercise Oxygen Consumption
Why do feelings of nausea occur during exercise?
Blood flow is directed away from the digestive system to the working muscles
A lower than normal heart rate is called _______
bradycardia