Hematology Flashcards
A 53 year old man is being evaluated for a stroke and is brought in to the Emergency Department. Which of the following should be done first? A. Administer tPA B. Administer Heparin C. Run an MRI or CT scan D. Administer Coumadin
- C
Heparin: is an injectable blood thinner. It is used to treat and prevent deep vein thrombosis and pulmonary embolism. It is also used as part of the treatment of myocardial infarction and unstable angina
A person is of unknown blood type and there is no time to do a type and cross to determine which blood type is safe to transfuse. Which of the following is safest to transfuse into the patient's body? A. Type A blood B. Type B blood C. Type AB blood D. Type 0 blood
- D
This antibody is the major antibody released in first-time pathogen exposure. A. IgG B. IgM C. IgD D. IgE
- B
Of the following, this is the only "complete" blood cell. A. platelets B. Red Blood Cells C. Lymphocytes D. thrombocytes
- C
Which of the following is a side-effect of all anticoagulant medications? A. Gastric ulcers B. Blood clots C. Bleeding D. Teratogenicity
- C
Blood tests that help to diagnose autoimmune diseases look for the presence of particular A. Antibodies B. Red blood cells (RBCs) C. Blood gasses D. Enzymes
- A
Which of the following is NOT an autoimmune disease? A. Raynaud's disease B. Scleroderma C. Rheumatoid arthritis D. Osteoarthritis
- D
The RBC Indices provides all the following information about RBCs EXCEPT A. Hgb concentration ofRBCs B. Shape ofRBCs C. Weight ofRBCs D. Size ofRBCs
- B
In the RBC Indices test, iron deficiency anemia which has been detected late is characterized by RBCs which are A. Normal size B. Fluctuating in size C. Larger than normal D. Smaller than normal
- D
In the RBC Indices test, Vitamin B 12 and folic acid deficiency anemias are characterized by RBCs which are A. Normal size B. Fluctuating in size C. Smaller than normal D. Larger than normal
- D
The Red Blood Cell Count (RBC count), Hematocrit (Hct), and Hemoglobin (Hgb) tests are integral in evaluating anemic patients and
A. Patients with ongoing bleeding problems
B. Patients with cancer
C. Patients with arthritis
D. Patients with thyroid problems
- A
The Red Blood Cell Indices (RBC Indices) test is useful in classifying A. Anemias B. Heart disease C. Leukemias 0. Bone marrow failures
- A
Which of the following is NOT associated with increased WBC count (leukocytosis)? A. Infection B. Bone marrow failure C. Leukemia D. Inflammation
- B
CD4-helper cells and CD8-suppressor cells are examples of A. Natural killer cells B. T lymphocytes (from the thymus) C. B lymphocytes (from the bone marrow) D. Monoclonal antibodies
- B
White Blood Cell Count (WBC) is especially helpful in directly evaluating all of the following EXCEPT A. Allergies B. Anemia C. Infection D. Immunosuppression E. Neoplasm
- B
How often does The U.S. Public Health Service recommend that CD4 prognostic markers be monitored in HIV infected patients? A. Monthly B. Yearly C. Every two weeks D. Every three to six months
- D
In AIDS the “window period” refers to
A. The time it takes for an HIV infection to test positive for HIV antibodies
B. The time that AIDS patients have left before they die
C. The time it takes before antibodies in AIDS patients can infect others
D. The time it takes for drug therapy to take effect
- A
The RBC count blood test is related to the hemoglobin blood test and A. The folic acid test B. The blood smear test C. WBC differential count test D. The hematocrit blood test
- D
A high WBC count indicates A. Infection B. Leukopenia C. Cardiac failure D. Anemia
- A
Using a micro-centrifuge, the Hematocrit (Hct) blood test measures the percentage of total blood volume that is composed of A. Monocytes B. Neutrophils C. RBCs D. Basophils
- C
The Complete Blood Cell Count (CBC) does NOT include A. Platelet count B. Blood smear count C. RBC count and indices D. WBC count
- B
With critically low Hemoglobin (Hgb) levels, patients are at a great risk for all of the following EXCEPT A. Diabetes B. Heart attack C. Angina pectoris D. Stroke E. Congestive heart failure
- A
Which of the following should NOT be done after a person tests positive for HIV?
A. Give results personally by telephone
B. Encourage patients to identify sexual contacts so that they can be informed and tested
C. Explain that a positive test implies the presence of the virus and does not mean that they have clinical AIDS
D. Provide education regarding safe sexual practices
- A
A low RBC count indicates A. Infection B. Leukopenia C. Anemia D. Leukocytosis
- C
The Platelet Count is routinely performed on patients with A. Heart problems B. Liver problems C. Bleeding problems D. Digestive problems
- C
The Reticulocyte Count (Retic Count) blood test
A. Evaluates RBC production by the bone marrow
B. Measures the number of circulating WBCs
C. Measures the number of circulating RBCs
D. Examines aged RBCs
- A
The Complete Blood Cell Count (CBC) and Differential Count (Diff) blood tests provide information on the blood system and A. Organ systems B. Lymphatic system C. Cardiovascular system D. Blood vessels
- A
What CD4-cell count is indicative that an HIV infected person will develop AIDS?
A. 300 cells/mm3
C. > 500 cells/mm3
D.
- D
The "window period" in AIDS lasts A. Usually 2-12 weeks but possibly as long as 6 months B. Usually 6-12 months C. Less than one week D. More than 12 months
- A
Erythrocyte sedimentation rate is utilized to track A. Inflammatory processes B. Hematocrit C. Cancerous growths D. Red blood cell formation
- A
The drug warfarin (Coumadin) works by A. Slowing clotting time B. Improving heart rate rhythm C. Blocking acid secretion in the stomach D. Destroying bacteria
- A
What type of anemia is associated with heavy menstrual bleeding? A. Vitamin B12 anemia B. Folic acid anemia C. Pernicious anemia D. Iron-deficiency anemia
- D
Communicable diseases
A. There is no need to report
B. Have to be reported to the Health Department
C. Need to be communicated with all identifiable patients partners
D. Need to be reported depending on the State
- B
What tests are used to monitor the effectiveness of iron therapy? A. Sodium and potassium levels B. BUN C. Liver functions studies D. Hemoglobin and reticulocyte levels
- D
One of the most common first signs of infectious mononucleosis is A. Ringing in the ears B. Severe sore throat C. Abdominal discomfort D. Diarrhea
- B
Using a micro-centrifuge, the Hematocrit (Hct) blood test measure the percentage of total blood volume that is composed of A. Neutrophils B. Monocytes C. RBCs D. Basophils
- C
The reticulocyte count (Retic Count) blood test
A. Examines aged RBCs
B. Measures the number of circulating WBCs
C. Evaluates RBC production by the bone marrow
D. Measures the number of circulating RBCs
- C
Low blood chloride levels are seen in A. Dehydration B. Prolonged vomiting or diarrhea C. Kidney dysfunction D. Eclampsia
- B