lab analysis final
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| electrical conductivity that physically detects a clot | mechanical endpoint
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| Used to measure light scattered at a 90 degree angle by particles in solution | nephelometry
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| decrease in light flow detects clot formation utilizes what method | photo-optical endpoint
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| process of generating photons of light via a chemical reaction | chemilluminescence
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| methodology used in urinalysis dipstick, micro biochemical & routine chemistry testing | spectrophotometry
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| separating complexes based on mobile phase and stationary phase | chromatography
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| in electrophoresis, particles are separated on the basis of | net charge, size and shape
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| optimal membrane choice for ISE measurement of pH | glass
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| mechanical endpoint | coagulation studies
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| spectrophotometry | urinalysis biochemical testing
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| flow cytometry | automated cell differential
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| electrical impedence | complete blood count
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| flame photometry | concentrations of Na+, K+ and Li+
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| measures analyte separated by chromotography | Mass spectrophotometry
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| measure electromagnetic radiation | atomic absorption
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| measures emitted light generate by a chemical | chemilluminescensce
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| a holmium oxide filter is used to determine what | wavelength accuracy of a spectrophotometer
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| coulter principle | electrical impedence
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| photometry | measures light intensity without regard to wave length
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| spectrophotometry | measures light intensity with regard to wavelength
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| nephlometry | measures scattered light at a 90 degree angle
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| Beer's law in spectrophotometry | relation of absorbance and transmittance to concentration
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| potentiometry | electrochemical cell = 2 half cells
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| labeled and unlabeled analyte introduced at same time and may attach to binding sites on the antibody | competitive immunoassay
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| type of immunoassay that does not require separation of bound and free factions | homogenous
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| value which occurs with the greatest frequency | mode
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| calculated average of values | mean
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| value at the center/midpoint fo the observation | median
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| closeness of the agreement between the measured value of an analyte to its true value | accuracy
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| bias in 1 direction that displaced the mean | shift
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| gradual increase or decrease in QC values | trend
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| FPIA | competitive
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| MEIA | sandwich
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| EMIT | competitive
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| obtain the same result time after time | precision
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| attraction of antibody/antigen pair, likelihood of binding | affinity
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| after binding likelihood of separation | avidity
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| separation techniques | adsorption, precipitation, solid phase
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| adsorption | particles are added that trap antigen, labeled or unlabeled
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| precipitation | environment is altered to affect solubility of protein by adding a substance
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| solid phase | use to immobilize reagant antibody or antigen
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| quality assurance | every aspect of the lab
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| quality control | analytical piece
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| maximum # of specimen that can be analyzed in a given time | throughput
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| random access testing | any test can be run on any specimen
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| sequential testing | series of tests are run on a sample
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| continuous flow analyzer | all samples flow through a common reaction vessel
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| centrifugal analyzer | reagent and sample in a cuvette on a rotor. Reaction occures by spinning
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| discrete sample analyzer | each sample travels in its own reaction vessel
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| substance that is dissolved in a liquid | solute
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| to make a critical dilution and measurement one should use a | volumetric pipette
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| A pipette with TC needs to be | blown out
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| in the SI system temp is measured on what scale | Kelvin
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| This type of microscopy is used to see unstained elements such as platelets | phase contrast microscopy
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| temp at which water boils in Fahrenheit | 212 degrees
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| type of plastic used in a laboratory | polystyrene and polycarbonate
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| types of glass used in a laboratory | pyrex and borosilicate
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| agency that oversees chemical purity | IUPAC
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