QUESTIONS AND ANSWERS | SOLVED 100% CORRECT
Which laboratory test result is affected most if the patient is NOT fasting?
Answer - Triglycerides
Hemolysis in collected blood can cause a falsely decreased value for Answer -
Hemoglobin
After the needle is inserted for a venipuncture and the blood begins to squirt
out in pulses, this might indicate that Answer - An artery has been penetrated
by the needle
If a patient is obese, what special equipment, if any, would be helpful in the
specimen collection process? Answer - A large blood pressure cuff
When a patient has "difficult" veins, what strategies, if any, can be used to
improve the likelihood of a success puncture? Answer - All of the above
During the venipuncture procedure, what should the phlebotomist do after the
needle is inserted and blood begins to flow? Answer - Release the tourniquet
about half-way through the procedure
Steps in the identification process for a phlebotomy procedure for a patient
should include Answer - A 3- way match with verbal, ID bracelet, and
requisition information
, Approximately how many minutes does it take for a specimen without
additives to clot? Answer - 30
Yellow top tubes are used to collect blood for Answer - Blood cultures
What is the vacuum blood collection tube of choice for CBC blood collection?
Answer - Purple top tube
What is the antiocoagulant of choice for coagulation blood studies? Answer -
Sodium citrate
A solid mass derived from blood constituents that occludes a blood vessel is a
Answer - Thrombus
When blood is to be collected for a glucose tolerance test, the patient should
fast for Answer - 8-12 hours
An abnormal accumulation of fluid in the intercellular spaces of the body that
is localized or diffused is referred to as Answer - Edema
Blood cultures can be collected directly into culture media and doing so will
Answer - Minimize chances of contamination and speed contact with culture
media
What is designed to reduce the risk of transmission for microorganisms from
both recognized and unrecognized sources of infection in health care facilities
Answer - Standard or universal precautions