We are covered by several mechanisms of defense. These prevent ENTRY in to the body. One way would be through innate defenses. Skin is one of these barriers. Tears also work this way. They are non-specific in that the act the same way to each parasite.
The immune system produces antibodies to defend against allergens.
internal parasites. like Tape worm , pin worm and many more. also some bacterias and virus can dwell inside the body and used the host as a means of reproducing itself.
Sunburn inhibits the immune response by depressing Macrophage activity
so the phagocytes ( white blood cells ) can easily engulf them
the immune system helps protect the body inside and outside using red blood cells and white blood cells it helps attack the diseases and defends your body from and any other thing that may be harmful
its stench
it smashes butterfree and pikachu
Sickle Cell Disease, Acquired Immune Deficiency Syndrome (AIDs), Gonorrhoea and Haemophilia are some diseases that the body cannot defend itself against. :D
The immune system produces antibodies to defend against allergens.
By biting the predators with their venomous fangs.
It doesn't look like Iran is trying to defend itself, Mahmoud Ahmadinejad is theatening to use nuclear weapons against Israel.
they allied with england
The people who formed the Anti Defamation League to defend itself from verbal attacks and false statements were the Jewish Americans
It is the body's immune system.
An armoured truck is a truck equipped with armour to defend itself against light firearms.
he hits
A puffer fish, when threatened, will inflate itself until it is spherical to defend itself against predators.