This printable word search puzzle on the topic of Human Body Systems contains 15 hidden words in a 24x24 letter grid. Words go horizontally, vertically, backwards, and diagonally. This word search is also available to download as a Microsoft Word document or a PDF.
Autoimmunity
Inflammation
Phagocytosis
Immunization
B Lymphocyte
Anaphylaxis
Macrophages
Antibodies
Cytokine
Antigens
Killer T
Helper T
Adaptive
Passive
Innate