Exam & Evaluation (Understanding the CBC)
Questions: Please respond to following statements.
The average adult has approximately how many liters of blood?
The ratio of plasma to formed blood cell elements is:
Which of the following types of blood cells is most numerous in the bloodstream?
White blood cells
Red blood cells
The hormone erythropoetin is secreted by the kidney and stimulates the bone marrow to produce:
White blood cells
Red blood cells
Which of the following conditions is considered a primary polycythemia?
Chronic liver disease
Acute myelogenous leukemia
A patient who has had a recent blood loss would normally have an increase in which type of blood cell component?
The test that is done most often to determine blood loss is:
Red blood cell count
The approximate hemoglobin level for a patient who has a hematocrit of 30% is:
Which of the following situations may increase the eosinophil count?
An allergic reaction
A viral infection
A bacterial infection
Which of these cell types is responsible for immunoglobulin production?
Band or stab cells
Which of the following indicates a shift to the left on a WBC differential?
Decease in lymphocytes
Increase in eosinophils
Increase in stabs or band cells
Decrease in neutrophils
A young healthy female patient has a hemoglobin of 17 gm. Which of the following events is most likely to account for this value?
Bed rest for five days due to influenza
Third trimester pregnancy
Travel for two weeks at a high altitude
A diet high in protein and iron
The normal lifespan of a red blood cell is:
Physiological anemia of pregnant refers to a normal drop in hemoglobin that occurs during the:
two weeks after delivery
In response to infection, white blood cells stimulate the bone marrow to produce more white blood cells by secreting:
Colony stimulating factor
Patients with which of the following types of anemia have a high amount of fetal hemoglobin?
Sickle cell anemia
Iron deficiency anemia
Anemia in premature infants most often occurs because:
Red blood cells have a short life span in newborns
Infants make few red blood cells in the first few weeks of life
Premature infants are unable to consume iron
Multiple lab tests necessary for treatment monitoring cause blood loss
The primary harmful effect of anemia is:
Susceptibility to easy bruising
Which type of cell helps the body resist antigens by releasing heparin and histamine?
Which of the following hemoglobin results is abnormal in a woman of any age?
Which laboratory study measures the average size of red blood cells?
Which type of cell is the first line of defense against bacterial infection?
Polycythemia vera increases the risk of venous thrombosis.
A patient with iron deficiency anemia is likely to have a normocytic, normochromic form of anemia.
Scrupulous handwashing is the most effective method of preventing a life threatening infection in a patient with severe neutropenia.
"Nadir" is the term used the describe the lowest white blood cell count before the count starts to rise in a patient receiving chemotherapy.
Monocytes produce the antiviral substance interferon.
The nurse can use the "tilt test" to assess the cardiovascular effects of anemia before having a patient perform activities.
Fresh fruits and raw vegetables are eliminated from the diet of a patient with severe neutropenia to lessen the chance of infection.
Which of the following laboratory measurements is used to assess the effectiveness of glucose control in people with diabetes?
Please Evaluate the course. Choose the appropriate button to rate the following.
The relationship of objectives to the overall purpose/goal of this interactive independent study activity.
Rate the effectiveness of the teaching/learning resources used (i.e. text, graphics, animated graphics, video clips, Internet links, Instant Feedback).
You are required to spend a total of 240 minutes studying this course, internet links, exam and evaluation.
Please confirm by entering the number "240" in this box.
Please tell us if you required MORE than 240 minutes to complete this course. If so, how much TOTAL time did you spend?
Please use this space for comments, or to report technical issues, etc. You can also email us (
Where did you hear about the RnCeus.com website?
Word of mouth
Link from another website