Oxygen________(send-envia) to the body by the lungs., is sent, is sended, Blood______(pump-bombea)throughout the body bye the heart., is pump, is pumped, Food ___________ (break down) by the digestive system., is broken down, is break down, Messages ___________ (send) through nerves by the brain., is sent(singular), are sent(plural), The body ___________ (control) by the nervous system., is controlled, is controll, Oxygen and nutrients ___________ (carry) by blood vessels., are carried, are carryed, Carbon dioxide ___________ (exhale) by the body., is exhaled, is exhale, Muscles ___________ (use) by the nervous system to move the body., are used(plural), is used(singular), Diseases(Las enfermedades) ___________ (fight) by the immune system., is fought(singular), are fought(plural), Healthy development ___________ (promote) by nutrients., is promoted, is promote

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