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Questions and Answers
Arthropod vector carries pathogen outside its body called “passive transport” of ______
pathogen
Biological vector transmission - Arthropod vector supports life cycle of ______ in its body
pathogen
Pathogenicity - Ability of microbe/pathogen to cause disease in a ______
host
Virulence - The enhanced ability of a pathogen to cause ______
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Virulence factor - Characteristic or trait of the pathogen that makes it ______
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Parenteral route- Non-oral entry, pathogens directly deposited into tissue or ______
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Adherence (adhesion) - Ability of pathogens to attach to host ______
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Toxin - Poisonous substance (acting as Ag) produced by ______
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Immune system - protects the human ______
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The study of disease is called ______.
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The study of the cause of a disease is called ______.
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The development of disease is called ______.
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A ______ disease is spread from one host to another.
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A ______ disease is not spread from one host to another.
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A ______ infection is limited to a small area of the body.
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A ______ infection is an infection throughout the body.
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A ______ infection is caused by opportunistic pathogens after a primary infection.
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Transmission via airborne droplets more than 1 meter is called ______ transmission.
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The ______ are leukocytes with granules in their cytoplasm that are visible with a light microscope.
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The ______ release histamine and are involved in allergic responses.
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The ______ are toxic against parasites and worms.
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The ______ are phagocytic and work in the early stages of infection as first responders.
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The ______ travel in blood and will mature into macrophages in tissues where they become phagocytic cells.
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The ______ is the ingestion of microbes or other substance by a phagocyte.
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The ______ is the release of chemical signals (cytokines) by a pathogen that attract phagocytes.
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A ______ is a pathogen that is too big to be engulfed by a phagocyte.
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The ______ is a waxy lipid that inhibits phagocytosis.
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Phagocytes are able to ______ bacteria and multiply inside them.
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______ is the process of complement proteins coating the surface of a pathogen to promote attraction and attachment of phagocytes.
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Complement proteins bind mast cells, which release ______, increasing blood vessel permeability and attracting phagocytes.
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______ is the study of host defenses against foreign substances (antigens).
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______ immunity fights invaders and threats outside of the cell (extracellular antigens).
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______ T cells activate cytotoxic T cells involved in cell-mediated immunity and certain B cells to produce antibodies.
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______ T cells, also known as "killer" T cells, destroy target cells on contact.
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______ T cells suppress or turn off the immune response when it is not needed.
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______ T cells produce a delayed and exaggerated immune response that can occur from days to years later.
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______ T cells promote a relatively long-lasting immune response.
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