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Bonewit chapter 20
medical microbiology
| Question | Answer |
|---|---|
| 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
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