Deck 14: Hematology and Oncology Problems

Question 1

Why does radiotherapy involving the long bones cause anemia?

A)It suppresses production of red blood cells.
B)It destroys the bone marrow.
C)It destroys the red blood cells.
D)It destroys the white blood cells.

Answer 1

It suppresses production of red blood cells.

Question 2

What is the normal lymphocyte count?

A)10%-20%
B)20%-40%
C)40%-60%
D)60%-80%

Answer 2

20%-40%

Question 3

In what percentage of the population does genetic hematological disorders occur?

A)Less than 1%
B)Less than 5%
C)Less than 10%
D)Less than 15%

Answer 3

Less than 1%

Question 4

Which type of leukemia is most common in children?

A)Acute lymphocytic leukemia
B)Acute myelocytic leukemia
C)Acute myelomonocytic leukemia
D)Chronic lymphocytic leukemia

Question 5

Which is the most common diagnostic tool for many hematological and oncological disorders?

A)Complete blood count
B)Hematocrit
C)Blood sedimentation rate
D)Pulse oximetry

Question 6

If a laboratory needs to perform a bone marrow procedure, where is the specimen most likely to be taken?

A)Clavicle
B)Femur
C)Posterior iliac crest
D)Wrist

Question 7

What is a normal hematocrit measurement for women?

A)0.30-0.37
B)0.38-0.47
C)0.40-0.54
D)0.45-0.55

Question 8

Lymphomas of every type present with which symptom?

A)Enlarged lymph nodes
B)Inflamed lymph nodes
C)Moveable lymph nodes
D)Painful lymph nodes

Question 9

Thrombocytopenia is defined as which count?

A)Erythrocyte less than 3.45
B)Leukocyte count less than 4,000
C)Platelet count less than 400,000
D)Platelet count below 150,000

Question 10

Which population does not have a high incidence of anemia?

A)Addicted people
B)Children
C)Elderly
D)Men

Question 11

Abnormalities in which lymphocyte is usually the cause of Hodgkin's lymphoma?

A)B lymphocytes
B)Natural killer cells
C)T lymphocytes
D)Leukocytes

Question 12

The gene that causes sickle cell anemia is recessive. For a child to have the condition:

A)the child's mother must have the condition.
B)the child's father must have the condition.
C)both parents must have the condition.
D)both parents must carry a gene for the condition.

Question 13

One purpose for performing an absolute lymphocyte count is to:

A)assess for HIV core antigen DNA.
B)detect the presence of HIV infection.
C)monitor HIV disease progression.
D)screen for antibodies to the HIV virus.

Question 14

Sickle cell anemia is most prevalent in individuals of African and:

A)Asian descent.
B)European descent.
C)Mediterranean descent.
D)South American descent.

Question 15

Which of the following immunocompromise precautions does not have a high level of evidence-based support?

A)Avoidance of crowds
B)Bathing once daily
C)Applying antimicrobial ointments and powders
D)Immunization against communicable diseases

Question 16

What does a WBC differential measure?

A)Total number of erythrocytes
B)Percentage of each type of leukocytes
C)Actual number of leukocytes
D)Total number of platelets

Question 17

Women who have heavy menstrual periods may be at risk for which type of anemia?

A)Aplastic anemia
B)Iron deficiency anemia
C)Pernicious anemia
D)Thalassemia