The humorous is a bone in the arm
Ben is trying to qualify for the Olympics as a long distance runner
Anaerobic respiration uses oxygen
The alveoli are in the lungs
Oxygen debt is a build up of lactic acid
A performer who is going to take part in a long distance run should carb - load
Glucose aids the digestive system
Which of these is NOT a safety precaution?
Wearing jewellery whilst performing
Participating in a warm up
Participating in a cool down
A cigarette company is a good sponsorship for a school team
The heart is a double circulatory system
