Immune System Crossword

This printable crossword puzzle on the topic of Human Body Systems has 13 clues. Answers range from 4 to 17 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Surface almost all NUCLEATED cells
Safety tag; secondary system before activation
Nonspecific immunity; immune surveillance releasing NK and macrophages
On special cells called Antigen-Presenting cells (APC)
T-cell or CD8; killers or kill infected cells
Type of adaptive immunity that keeps the pathogen in the fluid; before a pathogen invades or gets into your cells
T-cell or CD4; the general, tells others what to do and doesn't kill
Immunity that responds to a pathogen that has invaded the cell
part of the antigen that the antibody recognizes or fits with
A type of cell that releases histamines, heparin, bradykinin, and prostaglandins to start a sequence for inflammatory response
cells that are not specific and kill cells that are abnormal
DO NOT KILL but they circulate around to prevent stuff from invading or get into cells
A cell that produces a ton of antibodies