end in thin-walled air sacs. Contaminated air passes into the trachea which itself divides into two massive tubes, each known as a bronchus. The pharynx, which is the doorway to the airways, divides into two tubes, one called the esophagus, which carries food to the abdomen, and one Thyroid cancer not today game of thrones shirt known as the trachea, which leads down in the direction of the lungs. Air coming in from the nose and the mouth reaches the again of the throat and enters an space often known as the pharynx. On this approach, the chemical could hurt organs which are far-off from the original level of entry in addition to the place they entered the physique.