Long Term Effects of Exercise

What is the main reason for the increase in size of muscles with regular exercise?

• Increase in muscle strength

• Decrease in heart size

• Improved speed and stamina

• Loss of body fat

What is the effect of long term aerobic training on the heart?

• Reduced blood flow to the heart

• Decrease in heart size

• Thinning of heart muscle walls

• Increase in heart size and strength

What does a hypertrophied heart result in?

What is the term used for a lower than normal heart rate?

• Arrhythmia

• Bradycardia

• Tachycardia

• Palpitations

What is lactic acid a byproduct of?

• Aerobic respiration

• Anaerobic respiration

• Krebs cycle

• Glycolysis

How can the body increase its tolerance to lactic acid?

• Avoiding rest periods

• Decreasing exercise intensity

• Interval training

• Increasing lactic acid production

What is the main focus of interval training?

• Short bursts of high intensity with rest periods

• Moderate intensity throughout

• Continuous high intensity

• Long duration at low intensity

What happens when an elite athlete produces more lactic acid than their muscles can remove?

What is the resting pulse rate of a fitter person compared to an average person?

• 40-60 bpm

• 90-100 bpm

• 110-120 bpm

• 70-80 bpm

What is the main benefit of a stronger heart in terms of exercise?

• Reduced blood flow

• Improved performance

• Decreased endurance

• Increased fatigue