Acidity. Our stomach produces acid to digest the food that we eat. This is a regular and natural process. Whenever we eat, cells within the lining of the stomach pump acid to liquefy your sumptuous dinner, from mash potatoes to a slab of steak.ur stomach produces acid to digest the food that we eat. This is a regular and natural process. Whenever we eat, cells within the lining of the stomach pump acid to liquefy your sumptuous dinner, from mash potatoes to a slab of steak.
2. Thoracic cavity: thoracic means chest, this cavity is located in the anterior portion of the body and the mediastinum. It contains the cavity that surrounds the breast bone and ribs. Containing the lungs, heart, trachea, larynx and bronchial tubes.
Lungs, among others removed. The thoracic cavity (or chest cavity) is the chamber of the human body (and other animal bodies) that is protected by the thoracic wall (rib cage and associated skin, muscle, and fascia). The central compartment of the thoracic cavity is the mediastinum.There are two openings of the thoracic cavity, a superior thoracic aperture known as the thoracic inlet and a lower inferior thoracic aperture known as the thoracic outlet.he central compartment of the thoracic cavity is the mediastinum. There are two openings of the thoracic cavity, a superior thoracic aperture known as the thoracic inlet and a lower inferior thoracic aperture known as the thoracic outlet.