This printable crossword puzzle on the topic of Human Body Systems has 20 clues. Answers range from 5 to 18 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Located in the lymphatic vessels
Gather and remove pathogens entering the pharynx
Where T lymphocytes go to mature
Provides site for lymphocyte proliferation, immune response, and surveillance
Empties lymph into venous circulation
Drain and process extra-cellular fluid
nonspecific defense mechanisms that come react to an antigen's appearance in the body
nonspecific response regulated by the hypothalamus
localized response triggered by damaged tissue
white blood cells that search for pathogens and cellular debirs
Systemic and has memory
Activated by helper T cells
Targets infected cells
responsible for producing antibodies
Uses B cells to make antibodies
used to provide immunity to many diseases
toxic or foreign substance that induces an immune response
blood protein produced in response to a specific antigen
type of drug used in treatment and prevention of bacterial infections
group of proteins that act as chemical messengers made by the immune system