How do antibiotics recognize and attack the bacteria pneumonia?
Pneumonia is an inflammation of the lung caused by infection with bacteria, viruses, and other organisms. Pneumonia is usually triggered when a patient’s defense system is weakened, most often by a simple viral upper respiratory tract infection or a case of influenza. Such infections or other triggers do not cause pneumonia directly but they alter the mucous blanket, thus encouraging bacterial growth. Other factors can also make specific people susceptible to bacterial growth and pneumonia. Infectious agents reach the lungs and cause pneumonia through different routes: Most often, organisms that cause pneumonia enter the lungs after being inhaled into the airways. Sometimes the normally harmless bacteria present in the mouth may be aspirated into the lungs, usually if the gag reflex is suppressed. Pneumonia may also be caused from infections that spread to the lungs through the bloodstream from other organs. Under normal circumstances, however, the airways that take air in and pass thr
