Immune system Review

Match it! Select the correct answer from the pull down...Good luck!

Our body's first line of defense against germs (pathogens) include all of the following, except:

Germs are everywhere! Another name for a germ is a:

Many kinds of _________ blood cells act as fighters in the immune system.

One way to build immunity is by getting a _______________. This is a dead or weak virus that is injected (shot) into the body to help you never get certain viruses.

Washing your hands is the best way to prevent yourself from getting sick. Each time you wash your hands you should do it for about ________ seconds (or quickly sing happy birthday 2x).

Which of the following will not help your immune system:

We want our white blood cells to produce antibodies because these attach to a pathogen (germ) and flag it for destruction.

Most of our white blood cells are made in our: