The sports drink dilemma 2.5 / 5 based on 2 ratings ? BiologyRespiration and exerciseGCSEAQA Created by: Hannah TaylorCreated on: 11-05-13 19:57 What happens when you excercise? Your muscles respire to release energy. Glucose is used in respiration! 1 of 5 What does sweat contain? Sweat contains water and mineral ions. If you sweat a lot your body cells may become dehydrated 2 of 5 If you excercise for a long time, what might it become necessary to replace? You may need to replace the sugar, mineral ions and water which have been used or lost 3 of 5 What are sports drinks? Sports drinks are solutions of sugar and mineral ions. The water in them helps to rehydrate body cells 4 of 5 When is a solution isotonic? A solution is isotonic if the concentration if the drink concentration matches the body fluids concentration 5 of 5
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