Matching Pairs Body system Interactions Part III - FlashcardsOnline version Body system Interactions Part III - Flashcards by Benjamin D Morgan 1 muscles contract and relax to push blood throughout the body 2 filters harmful waste that could harm the muscles 3 filters out harmful waste to help protect the lungs 4 filters out harmful wastes to help protect the spinal cord 5 muscles contract to pull air into the lungs 6 muscles relax to release urine 7 delivers gases and nutrients to the large intestine 8 delivers gasses and nutrients to the kidneys 9 kidneys filter blood to take out the waste and extra water 10 takes oxygen from the lungs and gives the lungs carbon dioxide 11 muscles protecting neurons 12 filters out harmful waste to help protect the stomach 13 delivers gasses and nutrients to the muscles 14 muscles help push food through the body circulatory system helping the digestive system muscular system helping the digestive system Excretory/urinary system helping the circulatory system Excretory/urinary system helping the digestive system muscular system helping the respiratory system muscular system helping the excretory/urinary system Excretory/Urinary system helping the nervous system circulatory system helping the muscular system circulatory system helping the urinary system Excretory/urinary system helping the respiratory system circulatory system helping the respiratory system Excretory/urinary system helping the muscular system muscular system helping the nervous system muscular system helping the circulatory system