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Exam 4
Vocabulary Part II
Term | Definition |
---|---|
Reservoir | Continual source |
Carrier | Organism (usually humans) that harbors pathogens and transmits them to others |
Zoonoses | Disease occurs primarily in wild and domestic animals but can be transmitted to humans |
Morbidity | Incidence of specific disease, being deceased |
Mortality | Number of deaths from a specific notifiable disease |
Siderophores | Bacterial iron-binding proteins |
Toxemia | Presence of toxins in the blood |
Antitoxins | Specific antibody produced by the body in response to a bacterial exotoxin or its toxoid |
Toxoids | Inactivated toxin |
Shock (septic) | Sudden drop in BP induced by bacterial toxins |
Cytokines | (Chemical messengers) Small proteins released from human cells that regulate immune response directly or indirectly with fever, pain or T Cell proliferation |
Perorin | Protein makes a pore in a target cell membrane, released by cytotoxic T lymphocytes |
Interferons (IFNs) | Specific group of cytokines (alpha, beta, gamma) that are produced in response to the immune system |
Thymus | Mammalian organ responsible for immune system maturation |
T-cell receptors | Molecules on T-cells that recognize antigens |
Antigens | Any substance that cause antibody formation |
Antibodies | Globulin proteins (protein family w/a compact, globular from) |
Clonal Selection | Development of clones of B&T cells against a specific antigen |
Agglutination | Clumping, joining together of cells |
Opsonization | Enhancement of phagocytosis by coating microorganisms with certain serum proteins |
Interleukins | Chemicals which cause T Cell proliferation |
Conjugated vaccines | Vaccine consisting of desired antigen and other proteins |
Susceptibility | Lack of resistance to a disease |
Immunity | Ability to ward of disease |
Innate Immunity | Defenses against any pathogens |
Adaptive Immunity | Immunity, resistance to a specific pathogen |