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Chapter 39.0 - Immunity from Disease

Across
The experimental steps for directly relating a specific pathogen to a specific disease.
A collection of live and dead white blood cells, multiplying and dead pathogens and body fluids.
Disease producing agents such as bacteria, protozoans, fungi, viruses, and other parasites.
Proteins that protect cells from viruses.
A lymphocyte produced in bone marrow and processed in the thymus gland.
A disease caused by the presence of pathogens in the body.
A small mass of tissue that contains lymphocytes and filters pathogens from the lymph.
White blood cells that destroy pathogens by surrounding and engulfing them.
The body's earliest lines of defense against any and all pathogens.
Down
Tissue fluid that has entered the lymph vessels.
Defending against a specific pathogen by gradually building up a resistance to it.
Occurs when many people in a given area are afflicted with the same disease at about the same time.
Diseases constantly present in the population.
Water and dissolved substances that diffuse between the cells that make up surrounding tissue.
A Lymphocyte that, when activated by a T-Cell, becomes a plasma cell and produces antibodies.
A substance produced by a microorganism that in small amounts, will kill or inhibit the growth and reproduction of other microorganisms, especially bacteria.
A type of white blood cell that defends the body against foreign substances.
white blood cells that provide a first line of defense against pathogens.