Tonsils filter bacteria and diseases in the back of the throat. They are the main defense against inhaled and swallowed pathogens.
The Thymus is a gland in upper chest, that produces lymphocytes.
Peyer’s Patch acts as a filter for bacteria in the digestive system.
The Spleen is a storage unit for blood and breaks down old red blood cells.
There are two types of defenses, specific and non-specific. Nonspecific defenses include barriers, such as skin, lymphocytes and normal responses. They are the normal first responses to all diseases and work against any type of disease.
Specific defenses are made up of T-cells and B-cells that both target specific defenses and use chemicals and anti-bodies to do so.
All these organs working together make up a very powerful immune system.
Antibodies are y-shaped proteins secreted by B-cells and are used as a homing device for other cell killers such as T-cells.
Although she felt sick for a while the Immune System working together and removed the disease allowing her to get on as normal eventually.