Response to exercise 0.0 / 5 ? BiologyRespiration and exerciseIGCSEAQA Created by: Nicole DCreated on: 23-12-13 12:14 Response to exercise 9 Questions 1 of 11 When exercising, the muscles start to _________ harder and faster Contract 2 of 11 As a result, they need extra ____(1)____ and ____(2)____ to supply them with more energy (1) Glucose ; (2) Oxygen 3 of 11 The muscles also produce extra ________ ________ which must be removed from the muscles in order for them to keep working effectively Carbon Dioxide 4 of 11 What are the 3 main things affected by exercise? Heart rate ; Breathing Rate ; Conversion of glycogen to glucose 5 of 11 How are each of the following affected by exercise? . 6 of 11 Heart Rate Increases - Oxygen and glucose move around the body faster 7 of 11 Breathing Rate Increases - More oxygen enters and more carbon dioxide leaves the body 8 of 11 Conversion of glycogen to glucose Increases - Glucose is needed for respiration so conversion is quicker 9 of 11 How does an increase in breathing rate help your muscles? It helps to give the muscles the glucose and oxygen they need to work efficiently, also removing carbon dioxide 10 of 11 Why doesn't your breathing rate return to normal as soon as you finish exercise? The body needs extra oxygen following exercise to help get rid of lactic acid 11 of 11
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