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Beginning with the moment the specimen is collected and transported to the laboratory, to the
analysis itself and the reporting of the results, must be documented by a process known as
✔Correct Answer-Chain of custody.
A process that monitors the accuracy and reproducibility of results through the use of control
specimens. ✔Correct Answer-Quality control
Describes how close a test result is to the true value. ✔Correct Answer-Accuracy
The comparison of an instrument measurement or reading to a known physical constant. ✔Correct
Answer-Calibration
What category of bioterrorism agents has the following characteristics?
These agents have the third-highest priority and include emerging pathogens that could be
engineered for mass dissemination in the future because of availability, ease of production and
dissemination? ✔Correct Answer-Category C
Agents anthrax, botulism, plague, smallpox, tularemia, filoviruses, and arenaviruses are classified as
✔Correct Answer-Category A.
What regulation that became law in 1992, requires that laboratories develop, implement, and
comply with a plan that ensures the protective safety of laboratory staff to potential infectious blood-
borne pathogens and manage and handle medical waste in a safe and effective manner? ✔Correct
Answer-Occupational Exposure to Bloodborne Pathogens
Class C fire extinguishers are used for ✔Correct Answer-Electric equipment.
Agents brucellosis, epsilon toxin, food contaminants, glanders, melioidosis, psittacosis, Q fever, and
ricin toxin are classified as ✔Correct Answer-Category B.
Material Safety Data Sheets (MSDSs) are now called: ✔Correct Answer-Safety Data Sheets
The GHS brings with it a new chemical labeling standard using ____________. ✔Correct Answer-
Pictograms
All chemical manufacturers and distributors must comply with all of the new provisions in the revised
standards by June 1 ______________. ✔Correct Answer-2015
The new Safety Data Sheets (SDSs) will require ______ specific sections, ensuring consistency in the
presentation of the information. ✔Correct Answer-16
Reference materials about the individual chemical are provided by all chemical manufacturers and
suppliers by means of ✔Correct Answer-Material safety data sheet (MSDS).
, For qualitative chemistry procedures and for most procedures done in hematology, immunology,
microbiology, and other clinical test areas, this type of water is suitable. This type of water is used for
general lab tests that do not require Type I water. ✔Correct Answer-Type I
How do you convert Celsius to Kelvin? ✔Correct Answer-Celsius plus 273
In the calculation of MCV = HCT x 10/___? ✔Correct Answer-RBC
The objective that should never have oil used on it is the ✔Correct Answer-40X objective
The microscope commonly used in cellular biology that has the ability to distinguish between living
and dead cells and monitor activity within living cells is the ✔Correct Answer-Flourescent.
The most common method of illuminating specimens on a microscope is ✔Correct Answer-Kohler
illumination.
Failure to apply sufficient pressure to the venipuncture site could result in ✔Correct Answer-a
hematoma.
Order of draw for capillary specimens: ✔Correct Answer-Blood gases, slides/smear, EDTA tubes,
other additive minicontainers, and serum containers
Transmission-based precautions are divided into three basic categories: ✔Correct Answer-contact,
airborne, and droplet.
What is milky-white in color and may interfere with chemical determinations such as triglyceride
assay? ✔Correct Answer-Lipemic specimens
The three veins that are typically used for venipuncture are the ✔Correct Answer-cephalic, basilic
and median cubital.
Five specific situations may result in a difficult venipuncture or may be the sources of preanalytical
error. They are: ✔Correct Answer-intravenous lines, edema, scarring or burn patients, dialysis
patients, and mastectomy patients.
What uses a glass ion-exchange membrane for sodium assay and a valinomycin neutral-carrier
membrane for potassium assay and has been incorporated into many automated chemistry
analyzers? ✔Correct Answer-Ion-selective electrode (ISE) potentiometry
Which lamps are most common when working in the ultraviolet region? ✔Correct Answer-Mercury
arc and deuterium discharge
The measurement of the decrease in intensity of an incident light beam as it passes through a
solution of particles defines which of the following methods? ✔Correct Answer-Turbidimetry
Which of the following is one of the most common clinical applications of GC-MS analysis?
✔Correct Answer-Drug testing
There are five stages of chronic kidney disease. In looking at the results of a glomerular filtrate rate of
13 ml/min per 1.73 m2, which stage would you say this patient was in? ✔Correct Answer-Kidney
failure