This printable word search puzzle contains 33 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.
Autoimmune Disorders
White Blood Cells
Lymphatic System
Dendritic Cells
Immunoglobulins
Mucous Membrane
Immune System
Inflammation
Lymph Nodes
Antibodies
Complement
Interferon
Lymphocyte
Macrophage
Neutrophil
Phagocytes
Cytokines
Histamine
Leukocyte
Immunity
Microbes
Pathogen
Pyrogens
Antigen
B Cells
T Cells
Tonsils
Vaccine
Fever
Lupus
Lymph
AIDS
HIV