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kinn's Chapter 55

TermDefinition
antimicrobial agents Drugs used to treat infection.
arthropods Members of a class of invertebrate animals that includes insects, crustaceans, and arachnids.
broad-spectrum antimicrobial agents Drugs used to treat a wide range of infectious microorganisms.
cysts Small, capsule-like sacs that enclose certain organisms in their dormant or larval stage.
eukaryotes Single-celled or multicellular organisms with cells that contain a distinct membrane-bound nucleus.
fastidious Requiring specialized media or growth factors to grow.
flora Microbes that live on or in the body that perform vital functions and protect the body against infection.
genus A breakdown of a family of microorganisms.
interleukin A protein produced by certain white blood cells that regulates immune responses by activating lymphocytes and initiating fever.
in vitro Referring to conditions outside of a living body.
macromolecules The molecules needed for metabolism: carbohydrates, lipids, proteins, and nucleic acids.
microorganisms Organisms of microscopic or submicroscopic size.
molecules Groups of like or different atoms held together by chemical forces.
nanometers Units measuring 1 billionth (10-9) of a meter.
organelles Differentiated structures within a cell (e.g., mitochondria, vacuoles, and chloroplasts) that perform a specific function.
pathogens Disease-causing microorganisms.
prokaryote A unicellular organism with cells that lack a membrane-bound nucleus.
prostaglandins Chemicals released from cells that cause smooth muscle contraction and pain.
pure culture A bacterial or fungal culture that contains a single organism.
species A category of microorganisms that is below genus in rank; a genetically distinct group.
tissue culture The technique or process of keeping tissue alive and growing in a culture medium.
transport medium A medium used to keep an organism alive during transport to the laboratory.
turbidity Cloudiness in a liquid caused by the presence of suspended particles; it increases with the concentration of particles present.
viable Capable of living, developing, or germinating under favorable conditions.
wet mount A slide preparation in which a drop of liquid specimen or the like is covered with a coverslip and observed with a microscope.
Created by: mrsdancona
 

 



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