This printable crossword puzzle on the topic of Human Body Systems has 20 clues. Answers range from 3 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
A substance the body cannot recognize, usually on living
A quick and general immune response you're born with
A highly specific attack on a antigen or pathogen by the creation of antibodies
A type of WBC that fights infection by swallowing pathogens
The movement of B cells to produce antibodies
A sexually transmitted disease
Swelling and redness at the site of infection
Chemical released by the body in response to an injury or allergen
Specific particles created by the immune system to destroy specific disease causing invaders
The action or process of recognizing foreign bodies
Any substance that causes an allergic reaction
A special version of auntie Jen that provides immunity against disease
A disease that can be spread by contact with infected people animals water or food
Physical contact touching and infected individual including sexual contact
A severe allergic reaction that can result in swelling breathing difficulty and sometimes does
The action or process of anti-bodies destroying pathogens
Third and order or level
Blood cells that fight infection and prevent the growth of cancer
Specialized white blood cells that fights diseases by talking antigens directly
Specialized White blood cells that fight diseases by activating the B-cells