Lymphatic and Immune Systems Crossword

This printable crossword puzzle on the topic of Human Body Systems has 19 clues. Answers range from 3 to 15 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Largest lymphatic organ
Before it was lymph, before it was interstitial fluid, it was:
'Big Eating Cell'
Birthplace of B cells
Where T cells become immunocompetent.
You have 6 (3 pairs). They have crypts
Whose patches in intestinal tissue?
Number of lymphatic ducts
Core area of a lymph node.
Chemical used to poke holes in cell membranes, released by Cytotoxic T and NK cells.
T cells that develop from a CD8 cell
Molecule that activates the immune system
Used by cells to sweep away mucus and debris
Product of a plasma cell
Type of pH that repels bacteria
Movement of WBCs towards a chemical
Copies or offspring of a B cell once it is activated
Fancy term for antibodies
concept that there is only one type of T or B cell for each unique pathogen