Lung: The lung is responsible for implementing the respiration or the breathing system of our body. Through respiration, air from the atmosphere is taken inside our body to the pair of lungs, where the oxygen in the air is extracted and carbon dioxide in the blood returned to the air. The blood is thus refreshed and recharged everytime we breathe in. The exchange of gases happens due to the presence of arrays of very thinly walled air sacs, across the lung wall called alveoli.
Esophagus: The Esophagus is the part of our body which basically is responsible for passing the
It can be identified as a muscular, tubular organ connecting the mouth through the pharynx to the stomach.
The ingestion takes place from the mouth, to the pharynx, then into the esophagus and finally passes through the peristalsis into the stomach.
Spleen: Situated at the upper left section of the abdomen, the main functions of spleen includes, disposing the old red blood cells and reserving blood to aid emergencies like hemorrhagic shock. A human spleen can store as much as 235 ml of blood and release it when needed, during fatalities. It also performs the function of recycling iron.