Matching Pairs Body System Interactions Part II - MatchingOnline version Body System Interactions Part II - Matching by Benjamin D Morgan 1 brings oxygen to give to the red blood cells and also get carbon dioxide from the red blood cells 2 brings oxygen into the body to give to the kidneys 3 helps control the speed food is broken down 4 delivers gases and nutrients to the brain 5 brings oxygen into the body to give to the muscles 6 get nutrients out of food that help the heart 7 brings oxygen into the body that will be delivered to the brain 8 sends messages to bring oxygen in and carbon dioxide out 9 gets nutrients out of food that help the brain 10 gets nutrients (protein) out of food to help the muscles 11 gets nutrients out of food to help the kidneys 12 sends messages to make the heart beat 13 brings oxygen into the body that will be delivered to the small intestine 14 sends messages to let body know the bladder is full respiratory system helping the digestive system nervous system helping circulatory system digestive system helping the muscular system digestive system helping nervous system respiratory system helping the muscular system circulatory system helping the nervous system nervous system helping respiratory system digestive system helping circulatory system respiratory system helping the circulatory system respiratory system helping the nervous system nervous system helping urinary/excretory system nervous system helping digestive system digestive system helping the excretory/urinary system respiratory system helping the urinary system