Question 1

Under the Clinical Laboratory Improvement Amendments (CLIA) regulations, HLA testing is considered

Accepted Answer

A)  low complexity.
B)  high complexity.
C)  waived.
D)  moderate complexity.E) C) and D)
F) B) and C)

Question 2

Class II HLA antigens are best determined from

Accepted Answer

A)  monocytes.
B)  T lymphocytes.
C)  B lymphocytes.
D)  neutrophils.E) A) and C)
F) C) and D)

Question 3

Which of the following is not acceptable for specimens to be used for HLA typing?

Accepted Answer

A)  ACD anticoagulant
B)  Refrigerator storage up to 14 days
C)  Room temperature storage up to five days
D)  EDTA anticoagulant
E)  Heparin anticoagulantF) D) and E)
G) A) and B)

Question 4

The Ficoll Hypaque technique isolates mononuclear cells by

Accepted Answer

A)  cell surface marker affinity.
B)  cellular adherence.
C)  cell membrane solubility.
D)  cell density.E) B) and D)
F) A) and B)

Question 5

A lymphocyte preparations in which < 95% of the cells have ingested trypan blue must be discarded and not used for HLA typing.

Accepted Answer

A) True 
 B)False

Exam 15: Histocompatibility Laboratory Techniques and Applications

Under the Clinical Laboratory Improvement Amendments (CLIA) regulations, HLA testing is considered

Correct Answer
verified

Which of the following is not acceptable for specimens to be used for HLA typing?

Correct Answer
verified

The Ficoll Hypaque technique isolates mononuclear cells by

Correct Answer
verified

A lymphocyte preparations in which < 95% of the cells have ingested trypan blue must be discarded and not used for HLA typing.

Correct Answer
verified

Class II HLA antigens are best determined from

Correct Answer
verified

Exam 15: Histocompatibility Laboratory Techniques and Applications

Under the Clinical Laboratory Improvement Amendments (CLIA) regulations, HLA testing is considered

Correct AnswerverifiedShow Answer

Which of the following is not acceptable for specimens to be used for HLA typing?

Correct AnswerverifiedShow Answer

The Ficoll Hypaque technique isolates mononuclear cells by

Correct AnswerverifiedShow Answer

A lymphocyte preparations in which < 95% of the cells have ingested trypan blue must be discarded and not used for HLA typing.

Correct AnswerverifiedShow Answer

Class II HLA antigens are best determined from

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified