1) Which of these happens to your body during exercise? a) heart rate slows b) breath faster c) legs get weaker 2) What happens to the heart rate during exercise? a) It gets slower b) It gets quicker c) It stays the same 3) Which of these DOES NOT happen when you rest after exercise? a) Breathing slows b) Heart quickens c) Heart slows 4) Which part of the skeleton protects the heart and lungs? a) skull b) colar bone c) ribcage d) hip bone 5) What is the main purpose of the heart? a) To keep balance b) To help with breathing c) To pump blood around the body d) To digest food. 6) What gas from the air do the muscles need to work? a) oxygen b) carbon dioxide c) nitrogen 7) What is the doctor doing? a) Taking a temperature b) Listening to a heart beat c) Checking for an infection d) Giving an injection. 8) Which part of the mans body needs an increased blood supply? a) Legs b) Brain c) Heart d) Arm 9) How is pulse rate linked to your heart? a) The quicker pulse, the quicker your heart rate. b) The slower the pulse, the quicker the heart rate. c) For every heart beat, there are two pulses. 10) Why do you go red when exercising? a) The flu b) A problem with your skin c) The blood vessels go to the surface of the skin d) Your brain stops working.

Heart rate and exercise quiz.

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