Adaptive Practice Test Questions and Correct
Detailed Answers (Verified Answers) ||Already
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Quiz: Patients with antibody to the following antigen are immune to Hepatitis
B:
A: Core Antigen
B: Surface antigen
C: e antigen
D: Delta antigen
**This is a Level 4 Question**
Ans: B
Quiz: Which of the following organisms is BEST VISUALIZED by use of a
darkfield microscope?
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, A: Poxviridae
B: Entamoeba
C: Borrelia
D: Streptococcus
**This is a Level 5 Question**
Ans: C
Quiz: What is the MOST LIKELY cause of the ABO discrepancy when the
following results were obtained from a first-time 29-year-old, blood donor?
Forward: Anti-A = Negative; Anti-B = Negative
Reverse: A1 cells = Negative; B cells = 3+
A: Loss of antigen due to disease
B: Acquired B
C: Low immunoglobulin levels
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, D: Weak subgroup of A
**This is a Level 4 Question**
Ans: D
Quiz: An aerobic Gram-Negative coccobacillus was isolated from a
nasopharyngeal swab 48 hours after culture from a 6-month-old with the
following culture characteristics on Bordet-Gengou agar:
Small zone of Beta-hemolysis
Urease: Positive (24hrs)
Oxidase: Negative
Motility: Negative
The MOST probable ID of this isolate is:
A: Pasteurella multocida
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, B: Bordetella pertussis
C: Bordetella parapertussis
D: Bordetella bronchiseptica
**This is a Level 8 Question**
Ans: C
Quiz: Disorders in which coarse basophilic stippling can be seen are in all of
the following except?
A: Polycythemia
B: Thalassemia
C: Disorders of abnormal heme synthesis
D: Lead poisoning
**This is a Level 5 Question**
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