Urinalysis and Body Fluids
Lecture EXAM 1 |45 Questions and
Answers
The standards that outline quality assurance and quality control in the
laboratory used by virtually all clinical laboratories in the U.S, are compiled
by which institution? - -Clinical Laboratory Standards Institute (CLSI)
- Which is an example of the analytical component of the quality assurance
process in urinalysis lab? - -Running QC on the dipstick reader using known
standards
- A patient brings a first morning specimen to the laboratory at 1:00 p.m.
after keeping it in her car all morning. Which of the following results would
be the least likely be affected? - -Protein, if present
- A nurse delivers a labeled urine specimen to the laboratory and specifies
that a stat urinalysis is needed. She has written "UA" on the specimen. After
the nurse leaves, you find there are no orders in the computer. What is the
best next action? - -You call the nurse or staff on the floor and request the
test be ordered
- which collection procedures can be accepted for culture? - -catherized
specimens, clean catch midstream specimens, and suprapubic taps
- which is a situation in which first morning urine is preferred? - -when a
questionable nitrite result was found on the previous day
- Why are bilirubin and urobilinogen affected by allowing a specimen to sit at
room temperature for several hours before testing? - -these components are
oxidized by exposure to light
- - -chlorhexidine/acceptable for UA
- You arrive for the afternoon shift and note there is a urine specimen in the
refrigerator that was collected at 8 AM that morning. Upon investigation you
see that the nurse did not enter orders
for the urinalysis until about 30 minutes ago. Can you run the UA? Why or
why not: - -yes, if there are no other criteria for rejection it can be run
- Two specimens that are slightly yellow are received in the lab in identical
containers. There is a body fluid analysis and a urinalysis ordered. What is
the best way to determine which specimen, if
Lecture EXAM 1 |45 Questions and
Answers
The standards that outline quality assurance and quality control in the
laboratory used by virtually all clinical laboratories in the U.S, are compiled
by which institution? - -Clinical Laboratory Standards Institute (CLSI)
- Which is an example of the analytical component of the quality assurance
process in urinalysis lab? - -Running QC on the dipstick reader using known
standards
- A patient brings a first morning specimen to the laboratory at 1:00 p.m.
after keeping it in her car all morning. Which of the following results would
be the least likely be affected? - -Protein, if present
- A nurse delivers a labeled urine specimen to the laboratory and specifies
that a stat urinalysis is needed. She has written "UA" on the specimen. After
the nurse leaves, you find there are no orders in the computer. What is the
best next action? - -You call the nurse or staff on the floor and request the
test be ordered
- which collection procedures can be accepted for culture? - -catherized
specimens, clean catch midstream specimens, and suprapubic taps
- which is a situation in which first morning urine is preferred? - -when a
questionable nitrite result was found on the previous day
- Why are bilirubin and urobilinogen affected by allowing a specimen to sit at
room temperature for several hours before testing? - -these components are
oxidized by exposure to light
- - -chlorhexidine/acceptable for UA
- You arrive for the afternoon shift and note there is a urine specimen in the
refrigerator that was collected at 8 AM that morning. Upon investigation you
see that the nurse did not enter orders
for the urinalysis until about 30 minutes ago. Can you run the UA? Why or
why not: - -yes, if there are no other criteria for rejection it can be run
- Two specimens that are slightly yellow are received in the lab in identical
containers. There is a body fluid analysis and a urinalysis ordered. What is
the best way to determine which specimen, if
