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 get nutrients out of food that help the heart 4 sends messages to make the heart beat 5 gets nutrients out of food that help the brain 6 brings oxygen into the body to give to the muscles 7 delivers gases and nutrients to the brain 8 brings oxygen into the body that will be delivered to the small intestine 9 gets nutrients (protein) out of food to help the muscles 10 sends messages to bring oxygen in and carbon dioxide out 11 sends messages to let body know the bladder is full 12 brings oxygen into the body that will be delivered to the brain 13 helps control the speed food is broken down 14 gets nutrients out of food to help the kidneys respiratory system helping the urinary system respiratory system helping the digestive system nervous system helping urinary/excretory system digestive system helping the muscular system nervous system helping respiratory system digestive system helping the excretory/urinary system nervous system helping circulatory system digestive system helping circulatory system digestive system helping nervous system respiratory system helping the nervous system circulatory system helping the nervous system nervous system helping digestive system respiratory system helping the muscular system respiratory system helping the circulatory system