Soc18: Aerobic, Anaerobic Respiration And Energy Systems

Question 1

Glucose

Answer 1

A major source of energy for most cells in the body

Question 2

Aerobic respiration

Answer 2

The process of releasing energy from glucose, using oxygen.

Question 3

Anaerobic respiration

Answer 3

The process of releasing energy from glucose, without oxygen.

Question 4

Aerobic oxygen

Answer 4

Working at a moderate intensity allowing the body time to utilise oxygen for energy production and to work for a continuous period, e.g. long-distance events.

Question 5

Lactic acid

Answer 5

A colourless acid produced in muscle tissues during strenuous exercise when the body is exercising anaerobically at high intensity.

Question 6

Cramp

Answer 6

Painful, involuntary contraction of a muscle, usually caused by fatigue.

Question 7

Fats

Answer 7

A rich source of energy, but many modern diets provide more than our bodies need.

Question 8

Carbohydrates

Answer 8

The body’s main source of energy.

Question 9

Free sugars

Answer 9

Extra sugar added to food and drink.