Functions And Parts Of The Digestive System

The digestive system in man starts with the alimentary canal. This is very long and can be divided into the buccal cavity, or the oral cavity, which contains the tongue, the teeth and the tonsils, the pharynx, the esophagus, the stomach, the small Intestine and the large intestine.

What Is The Incubation Period For Bronchitis ?

Bronchitis leads to the swelling of bronchial tubes, and subsequently plugs the airway in the lungs. There are two types of bronchitis. In the acute form of the disease, the infection normally occurs due to a virus, but in minority of patients, bacteria are also seen as a cause. Bronchitis causing viruses include influenza A and B, parainfluenza virus, coronavirus, adenovirus, respiratory syncytial virus and rhinovirus.