week 7: wbc disorders mock

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Last updated 4:45 PM on 4/9/26
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15 Terms

1
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leukocytosis means

A. ↓ WBC
B. ↑ WBC
C. ↓ RBC
D. ↑ platelets

B. ↑ WBC

2
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Pseudoneutrophilia is caused by:
A. Infection
B. Bone marrow failure
C. Demargination
D. Cancer

C. Demargination

3
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Pathologic neutrophilia shows:
A. No left shift
B. Left shift
C. Low WBC
D. No changes

B. Left shift

4
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Leukemoid reaction WBC count is:
A. <10,000
B. <20,000
C. >50,000
D. <5,000

C. >50,000

5
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LAP score in CML:
A. High
B. Low
C. Normal
D. Variable

B. low

6
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ANC formula is:
A. RBC × % neutrophils
B. WBC × % neutrophils
C. Hgb × RBC
D. Platelets × WBC

B. WBC × % neutrophils / 100

7
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CGD defect involves:
A. DNA
B. NADPH oxidase
C. Iron
D. Hemoglobin

B. NADPH oxidase

8
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8. Chediak-Higashi involves:
A. DNA mutation
B. Granule fusion defect
C. RBC defect
D. Platelet destruction

B. Granule fusion defect

9
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Hypersegmented neutrophils indicate:
A. Infection
B. B12 deficiency
C. Iron deficiency
D. Trauma

B. B12 deficiency (and folate)

10
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Eosinophilia is associated with:
A. Bacteria
B. Parasites
C. Trauma
D. RBCs

B. Parasites

11
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define leukemoid rxn

extreme neutrophilia, > 50,000 mimicking CML

12
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list 3 toxic changes

toxic granulation

vacuole

dohle bodies

13
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define neutropenia

decr neutrophil count (low ANC)

14
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what is LAP used for

to measure lymphocyte alkaline phosphatase

differentiate CML vs leukemoid rxn

15
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name 2 causes of monocytosis

chronic infection, inflammation