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