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Bonewit chapter 20

medical microbiology

bacteria that have a rod shape. bacilli (sing. bacillus)
bacteria that have a round shape cocci (sing. coccus)
a mass of bacteria growing on a solid culture medium that have arisen from the multiplication of a single bacterium colony
capable of being transmitted directly or indirectly from one person to another contagious
the propagation of a mass of MOs in a laboratory culture medium culture
a mixture of nutrients on which MOs are grown in a laboratory culture medium
a test result denoting that a condition is absent when it is actually present false negative
a test result denoting that a condition is present when it is acually absent false positive
exremely delicate, difficult to culture, and involving specialized growth requirements fastidious
the process of becoming protected from a disease through vaccination immunization
in microbiology, the act of placing a culture in a chamber that provides optimal growth requirements for the multiplication of the organisms such as the proper temperature, humidity, and darkness incubate
the interval of time between the invasion by a pathognic MO and the appearance of first sx of the disease incubation period
a disease caused by a pathogen that produces harmful effects on its host infectious disease
to inroduce MOs into a culture medium for growth and multiplication inoculate
the scintific study of MOs and their activities microbiology
a membrane lining body passages or cavities that open to the outside mucous membrane
harmless, nonpathogenic MOs that normally reside in many parts of the body but do not cause disease normal flora
the natural ability of an organism to remain unaffected by harmful substances in its environment. resistance
a morbid (secondary) condition occuring as a result of a less serious pro=imary infection sequela
material spread on a slid for microscope examination smear
a small sample or part taken from the body to show the nature of the whole specimen
bacteria that have a spiral or curved shape spirilla (sing.spirillum)
streaking is accomplished by skimming a wire inoculating loop that contains the specimen across the surface of the medium, using a back-and-forth motion streaking
an exotoxin produced by beta-hemolytic streptococci, which completely hemolzes red blood cells strepolysin
easily affected, lacking resistance susceptible
Created by: AlyssaSearls