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Microbiology Vocab

QuestionAnswer
Aerobic organism that requires oxygen for growth
Aerosols particles from potentially infectious materials that may be released in the air
Agar a gelatin-like substance extracted from red algae that contains nutrients and moisture for bacteria growth
Anaerobic organism that needs little or no oxygen for growth
Biochemical Tests tests that show biochemical properties and reactions of bacteria to achieve identification of microorganisms / often performed in solid and liquid media
Broth tubes tubes filled with a broth substance that will support the growth of certain microorganisms
Culture the attitudes and behavior that are characteristic of a particular social group or organization
Dermatophytes category of fungi causing infections of hair, skin, and nails
DNA deoxyribonucleic acid / important nuclear material that carries genetic codes
Expectorate act of coughing up material from airways that lead to the lungs
Genus first Greek or Latin name given to a microorganism / always capitalized
Gram Stain most common stain used in microbiology to observe gross morphologic features of bacteria / a differential stain, allowing differentiation between Gram-negative and Gram positive organisms / named for its inventor
Holding Media specific media used in the transport of microorganisms to support the life of the organisms until they can be put on nutrient medium in the laboratory
Immunosuppressed referring to a patient whose immune system is unhealthy because of disease, medication, and genetics / these patients can be particularly susceptible to attack by microorganisms
Inoculate to place colonies of microorganisms onto nutrient media
Lumbar Puncture surgical puncture of the lumbar area of the intervertebral spaces to aspirate cerebro-spinal fluid for laboratory analysis
Microbiology branch of biology dealing with the study of microscopic forms of life
Mordant substance that causes dye to adhere to an object; iodine is a mordant in Gram stain
Morphology form and structure of an organism
Mycology study of fungi
Nematode round worm
Normal Flora microorganisms that are normally present in a specific site
Nosocomial infection acquired in a health care setting
Ova eggs, in this case, eggs of a parasite
Parasitology study of organisms (parasites and their eggs) that live within or on another organism and at the expense of that organism
Pathogen disease-producing microorganism
Petri Dish plastic dish into which agar is placed for the purpose of growing bacteria
Potassium Hydroxide (KOH) 10% solution placed on vaginal smears, as well as skin scrapings, hair, and other dry substances, to dissolve excess debris. This clears the vision field for better viewing of fungi and spores
Protozoa one-celled animals divided into four groups, amoebae, flagellates, ciliates, and coccidia
Quality Control measures used to monitor the processing of laboratory specimens. Includes proper use, storage, handling, stability, expiration dates, and indications for measuring precision and accuracy of analytic processes
Reagents chemical substances that detects or synthesizes other substances in a chemical reaction / used in laboratory analyses because it is known to react in a specific way
Sensitivity test in which an organism is placed with antibiotics to determine which antibiotic will effectively kill the organism with the smallest dose
Species second Greek or Latin name given to microorganisms / the species name is not capitalized
Stab Culture culture where the microorganism is stabbed for deep penetration into tubed solid media
Taxonomy classification of organisms into appropriate categories
Virology study of viruses
Wet Mount a method of adding liquid, usually saline or potassium hydrochloride, to a specimen on a slide for examination and preservation
Wood’s Lamp special lights used to detect organisms that fluoresce such as certain fungi, bacteria, and parasites. Scabies and ringworm are two examples. Scratches in the eye may be detected using a Woods lamp after the eye has been stained with a fluorescent dye.
Spores an inactive state of some bacteria in which they are capsulated in protein. The encapsulation protects them from heat, chemicals, freezing, desiccation, and radiation. Tetanus is one type of bacteria that creates spores
Created by: tsloan81