In insects, a few land arachnids, and myriapods, the trachea is an elaborate system of small, branching tubes that carry oxygen to individual body cells; in most land vertebrates, the trachea is the windpipe, which conveys air from the larynx to the two main bronchi, with the lungs and their air sacs as the ultimate destination.
The list of types of Brain infection mentioned in various sources includes: 1  Encephalitis. 2  Murray Valley encephalitis.  Encephalitis, California serogroup viral.
Brain damage. Brain damage or brain injury is the destruction or degeneration of brain cells. Brain damage may occur due to a wide range of conditions, illnesses, or injuries. Possible causes of widespread (diffuse) brain damage include prolonged hypoxia (shortage of oxygen), poisoning, infection, and neurological illness.