This printable crossword puzzle has 12 clues. Answers range from 4 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
makes sticky mucus that traps the organisms the body doesn’t know inside.
Body’s first defense system
What the body is defending against
when the local organisms of the body team up to stop diseases
Acid that is produced by the stomach that kills organisms
The body’s defense system
Molecules that macrophages recognize as not belonging in the body
White blood cells used by the immune system
What’s does the body cause if more help is needed
The body’s ability to remember a specific antigen and respond to it
An overreaction of the immune system to a foreign substance that is not a pathogen
When the immune system is unable to tell the difference between pathogens and some of its normal cell