This printable crossword puzzle on the topic of Human Body Systems has 20 clues. Answers range from 3 to 12 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
white blood cells
a type of phagocyte leukocyte that triggers inflammation by secreting histamine
leukocytes that are able to digest pathogens by endocytosis
ligand that causes inflammation by binding to cells and increasing fluid and leukocytes in an area
Disease causing agents such as bacteria, viruses, fungus, prostists
these attach themselves to bacteria and viruses and help kill them
The process that causes an injured area to become red, swollen and/or warm
the white blood cells roam the tissues of the body searching for foreign invaders
Kill body cells infected with pathogens
A weakened or inactive version of a pathogen that causes
a lymphocyte that attacks antigens
nonspecific response that slows growth/kills pathogens by heating the body
Oversensitive response to a non-harmful antigen
"name tag" of a cell, surface protein that allows for cell identification
proteins that help prevent cells from being infected by viruses
Disease that kills/infects T-cells
Living pathogen that causes infections
Type of immunity where a person produces their own antibodies
An abnormal masses of cells caused by repeated cell division
Any substance that can cause an allergy