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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 |