Confirmed A+.
Which of the following is true about the procedures manual?
A. complete document of current techniques and approved policies
B. All personnel must review the procedures manual periodically
C. Should comply with the clinical and laboratory standards institute format for a procedure
D. All of the above correct answers all of the above
In most cases, blood specimen testing should be done within (blank) hours
A. 24 hours
B. 48 hours
C. 72 hours correct answers 72 hours
If blood specimen testing is not done in 72 hours, it must be stored at (blank)
A. 0 C
B. -20 C
C. -100 C correct answers -20 C
When working with blood specimens one should avoid:
A. Water
B. excessive heat
C. bacterial contamination
D. B and C correct answers B and C
Heat (blanks) the proteins and bacterial growth (blanks) the protein molecules
A. alters
B. coagulates
C. melts
D. destroys correct answers coagulates; alters
complement is also known to interfere with certain tests for
A. flu
B. mono
C. herpes
D. syphilis correct answers syphilis
complement in body fluids can be inactivated by heating at (blank) C for (blank) min
A. 60
B. 30
C. 56
D. 72 correct answers 56 C; 30 min
If more than (blank) hours has elapsed since inactivation, a specimen can be reactivated by
heating it to 56 C for (blank) min
, A. 1
B. 4
C. 6
D. 10 correct answers 4; 10
Specimens should be drawn when?
A. during acute phase
B. during convalescent phase
C. during acute phase and then during convalescent phase 2 weeks later correct answers during
acute phase and then during convalescent phase 2 weeks later
Waived tests are:
A. simple procedures with little chance of negative outcomes if performed inaccurately
B. more complex tests, but usually automated
C. usually nonautomated or complicated tests requiring considerable judgment correct answers
simple procedures with little chance of negative outcomes if performed inaccurately
True or false: Any over-the-counter test approved by FDA is automatically placed into the
"waived" category correct answers true
Most commonly used waived tests are
A. glucose testing
B. rapid strep screens
C. urine pregnancy screens
D. urine drugs screens
E. all of the above correct answers all of the above
True or False: any organization that performs waived testing needs a CLIA certificate to do so
correct answers true
POCT is defined as
A. home laboratory tests
B. laboratory assays performed near the patient
C. laboratory tests sent away for testing correct answers laboratory assays performed near the
patient
Rapid tests can be used in which of the following settings
A. emergency rooms
B. hospital settings
C. At home
D. all of the above correct answers All of the above
Advantages of POCT include
A. efficiency
B. rapid results and portable devices
C. quick diagnosis and treatment