Immune system

Done by : Rowdha sambakh and Reem ali

What is The immune system?

It's the system that protects your body from the attack of the forgner cells or the bacteria.

What are the cells in the immune system ?


*T cell

*B cell


*complement proteins


What are the proteins in the immune system?

*Interferons prevent viruses from infecting healthy cells.

* Complement proteins weaken pathogen membranes

*Antibodies make pathogens ineffective.

Typs of white blood cells

*phagocyte is a white blood cell that destroys pathogens by surrounding and engulfing them.

*T cells kills infected cells

* B cells produce proteins that stop pathogens from infecting body cells.