1) Your heart is the laziest muscle in your body. a) True b) False 2) Your hearts beats 100000 times a year. a) True b) False 3) Your heart sends blood to your muscles. a) True b) False 4) When you exercise, your heart gets stronger. a) True b) False 5) Your muscles send moore blood to your brain. a) True b) False 6) When your brain gets more blood, you feel happier, sleep better and learn more quickly. a) True b) False 7) Old people have strong bones. a) True b) False 8) There are 50 bones in your body. a) True b) False

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