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Rue Microbio Week 6
Question | Answer |
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carriers | organisms (usually refers to humans) that harbor pathogens and transmit them to others |
contact transmission | the spread of disease by direct or indirect contact or via droplets |
direct contact transmission | a method of spreading infection from one host to another through some kind of close association between the hosts |
etiology | the study of the cause of a disease |
incidence | the fraction of the population that contracts a disease during a particular period of time |
pathogen | a disease causing organism |
prevalence | the fraction of a population having a specific disease at a given time |
sepsis | the presence of a toxin or pathogenic organism in blood and tissue |
subacute disease | a disease with symptoms |
toxemia | the presence of toxins in the blood |
adaptive immunity | the ability, obtained during the life of the individual, to produce specific antibodies and T cells |
exotoxin | a protein toxin released from living, mostly gram |
antitoxin | a specific antibody produced by the body in response to a bacterial exotoxin or its toxoid |
leukocidins | substances produced by some bacteria that can destroy neutrophils and macrophages |
parenteral route | a portal of entry for pathogens by deposition directly into tissues beneath the skin and mucous membranes |
receptor | an attachment for a pathogen on a host cell |
septic shock | a sudden drop in blood pressure induced by bacterial toxins |
pathogenicity | the ability of a microorganism to cause disease by overcoming the defenses of a host |
toxoid | an inactivated toxin |
virulence | the degree of pathogenicity of a microorganism |