The Ultimate Immune System Quiz

The immune system is a complex network of cells and proteins that defends the body against infection.

The immune system consists of skin, mucous membranes, white blood cells, and organs/tissues of the lymph system.

The immune system defends the body against harmful or foreign substances called antigens by attacking them and producing antibodies.

<p>Antibodies are proteins that work to attack, weaken, and destroy antigens.</p> Signup and view all the answers

<p>The three types of immunity are innate immunity, adaptive immunity, and passive immunity.</p> Signup and view all the answers