The cellular system is composed of many classes of T-lymphocytes (white blood cells that detect foreign invaders called antigens).
The humoral system is made up of B cells, which are the only cells in the body that make antibodies.
the parts of the human immune system. It has three parts: cellular, humoral, and nonspecific.
immune system
She was not immune to the flu.The immune system is part of the human anatomy.
in the human immune system the main function of the is filtering blood
The immune system.
The immune system
in the butt
The HIV virus kills the helper T-cells which are part of your immune system.
It does the work for the immune system, so in turn the immune system gets lazy
by the immune system
nervous system
After being sick for so long, he had a weakened immune system.