to prevent harmful things from getting into the body such as viruses and bacteria. it also fights off disease abd whatnot.
To protect the body against foreign particals, or just protecting your body from getting sick, or helping it get better when it is sick, think of it as police
To help the immune system :)
Allergist / Immunologist
your immune system and your White blood cells produce antibodies
Acquired Immune System or Adaptive immune System
The Immune System
In the Stomach, or Intestines (Look a little deeper), there is some bacteria that helps with digestion, because they speed up the process. The Immune System recognizes this, and basically leaves them to do their job.
It would be their immune system.
Immune system
The adaptive immune system is activated if the innate immune system is unable to control the infection.
It is called the Immune System. A bit of extra info: The Immune System is the cause of allergies. It goes too far when trying to protect the body from something. ENDOCRINE SYSTEM
After being sick for so long, he had a weakened immune system.
The immune system, primarily.The immune system.Really...