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medical microbiology

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