Relier Pairs Human Body Systems Interactions - MATCHING - PART IVersion en ligne Human Body Systems Interactions - Matching par Benjamin D Morgan 1 brings oxygen into the body to give to the muscles 2 brings oxygen to give to the red blood cells and also get carbon dioxide from the red blood cells 3 helps control the speed food is broken down 4 brings oxygen into the body that will be delivered to the small intestine 5 get nutrients out of food that help the heart 6 The variable we keep the same in an experiment 7 delivers gases and nutrients to the brain 8 gets nutrients (protein) out of food to help the muscles 9 brings oxygen into the body to give to the kidneys 10 sends messages to let body know the bladder is full 11 brings oxygen into the body that will be delivered to the brain 12 gets nutrients out of food that help the brain 13 sends messages to make the heart beat 14 gets nutrients out of food to help the kidneys 15 The variable we change in an experiment. 16 sends messages to bring oxygen in and carbon dioxide out 17 The variable we measure in an experiment. Dependent Variable Controlled Variable Independent Variable