BOC HEMATOLOGY Exam Practice Questions with
Revised Answers| Verified 100% Correct
Which of the following is consistent with the diagnosis of heterozygous beta-
thalassemia? - ✔✔increased red blood cell count
Hereditary persistence of fetal hemoglobin (HPFH) is due to a loss of expression of this
globin chain: - ✔✔gamma
What is the specificity of cold autoagglutinin disease? - ✔✔anti-I
What is the most common presentation of paroxysmal cold hemoglobinuria? -
✔✔children following a viral illness
Which of the following is the most common cause of anemia in hospitalized patients? -
✔✔anemia of chronic disease
In a patient with an increased red call mass into the 99th percentile and serum
erythropoietin level below reference range for normal, which of the following criteria
confirms a diagnosis of polycythemia vera? - ✔✔JAK2 V617F mutation
A medical technologist is examining a peripheral smear and notices 7 large segmented
neutrophils with between 5 and 7 lobes. Everything else about the CBC is otherwise
normal. This observed morphologic change might develop month ahead of which of the
following changes: - ✔✔an increase in MCV, MCH, and RDW
Arterial thrombosis is caused by - ✔✔WBC & platelets
, The 2 factors that differentiate liver disease from vitamin K deficiency are: - ✔✔V and
VII
In a patient diagnosed with liver disease, which one of the following factors typically
shows an increase? - ✔✔factor VIII
A hemophilic male with a normal female can produce a: - ✔✔female carrier
Hemophilia B is a sex-linked recessive disorder that presents with a decrease in factor: -
✔✔IX
A patient presents with bleeding 48 hours after tooth extraction. Results are as follows:
- ✔✔factor XII
Acute disseminated intravascular coagulation is characteristic by: -
✔✔hypofibrinogenemia
A patient is suspected of having factor XIII deficiency, which test is most likely abnormal:
- ✔✔clot solubility in a 5 molar urea solution
Only an abnormal a PTT be seen in the following disorders: - ✔✔liver disease
The most common coagulation factor in which a specific inhibitor can form is: -
✔✔factor VIII
What is usually the factor VIII level in a hemophiliac patient with spontaneous bleeding?
- ✔✔<1%
Revised Answers| Verified 100% Correct
Which of the following is consistent with the diagnosis of heterozygous beta-
thalassemia? - ✔✔increased red blood cell count
Hereditary persistence of fetal hemoglobin (HPFH) is due to a loss of expression of this
globin chain: - ✔✔gamma
What is the specificity of cold autoagglutinin disease? - ✔✔anti-I
What is the most common presentation of paroxysmal cold hemoglobinuria? -
✔✔children following a viral illness
Which of the following is the most common cause of anemia in hospitalized patients? -
✔✔anemia of chronic disease
In a patient with an increased red call mass into the 99th percentile and serum
erythropoietin level below reference range for normal, which of the following criteria
confirms a diagnosis of polycythemia vera? - ✔✔JAK2 V617F mutation
A medical technologist is examining a peripheral smear and notices 7 large segmented
neutrophils with between 5 and 7 lobes. Everything else about the CBC is otherwise
normal. This observed morphologic change might develop month ahead of which of the
following changes: - ✔✔an increase in MCV, MCH, and RDW
Arterial thrombosis is caused by - ✔✔WBC & platelets
, The 2 factors that differentiate liver disease from vitamin K deficiency are: - ✔✔V and
VII
In a patient diagnosed with liver disease, which one of the following factors typically
shows an increase? - ✔✔factor VIII
A hemophilic male with a normal female can produce a: - ✔✔female carrier
Hemophilia B is a sex-linked recessive disorder that presents with a decrease in factor: -
✔✔IX
A patient presents with bleeding 48 hours after tooth extraction. Results are as follows:
- ✔✔factor XII
Acute disseminated intravascular coagulation is characteristic by: -
✔✔hypofibrinogenemia
A patient is suspected of having factor XIII deficiency, which test is most likely abnormal:
- ✔✔clot solubility in a 5 molar urea solution
Only an abnormal a PTT be seen in the following disorders: - ✔✔liver disease
The most common coagulation factor in which a specific inhibitor can form is: -
✔✔factor VIII
What is usually the factor VIII level in a hemophiliac patient with spontaneous bleeding?
- ✔✔<1%
