1.3 Aerobic and anaerobic exercise

Question 1

What is the equation for aerobic exercise?

Answer 1

glucose + oxygen = energy + carbon dioxide + water

Question 2

What is the equation for anaerobic exercise?

Answer 2

glucose = energy + lactic acid

Question 3

What is lactic acid

Answer 3

A by product of anaerobic exercise.

Question 4

If lactic acid levels get too high what can this cause?

Answer 4

Muscle begin to ache and may cause cramp

Question 5

What must be present for the body to produce energy aerobically?

Answer 5

Oxygen

Question 6

When a person is producing energy anaerobically they are exercising at a …………………. inensity

Answer 6

very high

Question 7

What is glucose?

Answer 7

The source of energy for the body.

Question 8

Where do we get glucose from?

Answer 8

The food we eat

Question 9

What is glucose stored as in the body?

Answer 9

Glycogen

Question 10

What 2 sources of energy can be used for aerobic respiration?

Answer 10

Carbohydrates

Fats

Question 11

What source of energy is used for anaerobic respiration?

Answer 11

Carbohydrates

Question 12

What energy source would be used for short, high intensity exercise?

Answer 12

Carbohydrate

Question 13

What energy source would be used for longer exercise, up to 2 hours?

Answer 13

Carbohydrate and fat

Question 14

What energy source would be used for very long duration of exercise at a low intensity?

Answer 14

Fat stores would be used