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Bonewit Chapt 20

Microbiology (Stacy Maloon)

Bacilli bacteria that have a rod shape
cocci bacteria that have a round shape
colony a mass of bacteria growing on a solid culture medium that have arisen from the multiplication of a single bacterium
contagious capable of being transmitted directly or indirectly from one person to another
culture the propagation of a mass of microorganisms in a laboratory culture medium
culture medium a mixture of nutrients on which microorganisms in a laboratory culture medium
false-negative a test result denoting that a condition is absent what it is actually present
false-positive a test result denoting that a condition is present when it is actually absent
fastidious extremely delicate, difficult to culture, and involving specialized growth requirements
immunization the process of becoming protected from a disease through vaccination
incubate 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
incubation period the interval of time between the invasion by a pathogenic microorganism and the appearance of the first symptoms of the disease
infectious disease a disease caused by a pathogen that produces harmful effects on its host
inoculate to introduce microrganisms into a culture medium medium for growth and multiplication
microbiology the scientific study of microorganisms and their activities
mucous membrane a membrane lining body passages or cavities that open the the outside
normal flora harmless, nonpathogenic microorganism that normally reside in many parts of the body but do not cause disease
resistance the natural ability of an organism to remain unaffected by harmful substances in its environment
sequela a morbid condition occurring as a result of a less serious primary infection
smear material spread on a slide for microscopic examination
specimen a small sample or part taken from the body to show the nature of the whole
spirilla bacteria that have a spiral or curved shape
streaking in microbiology the process of inoculating a culture to provide for the growth of colonies on the surface of a solid medium. streaking is accomplished by skimming a wire inoculating loop that contains the specimen across the surface of the medium, using a
streptolysin an exotoxin produced by beta-hemolytic streptococci, which completely hemolyzes red blood cells
susceptible easily affected lacking resistance
Created by: stacymaloon