18 Mar 2011 ... In reality, however, the systems work together intimately in several ways. The results of respiratory activity allow the digestive tract to function, ... www.livestrong.com |
after we eat food the food is broken down by the digestive system and then it mixes with oxygen to produce blood (hence respiratory system) .. answers.yahoo.com |
and then the circulatory system takes the oxygen and circulates the oxygen around your body. How does the Respiratory body system work with the Digestive ... wiki.answers.com |