Exam Questions with complete Solutions for Blood Bank- Hematology Already Passed

Exam Questions with complete Solutions for Blood Bank- Hematology Already Passed Normal reference range of hematocrit for an adult male - Answers 40-52% Normal reference range of hematocrit for an adult female - Answers 35-47% Normal reference range of hemoglobin for an adult male - Answers 14-18 g/dL Normal reference range of hemoglobin for an adult female - Answers 12-16 g/dL Roleaux maybe seen on the blood smear when plasma proteins are increased particularly fibrinogen and gamma globulins as seen in hypergammaglobulinemia monoclonal gammopathies and chronic infection - Answers True Essential components of a compatibility testing include all of the following except A)Antibody screen on recipients serum B)Major crossmatch or computer crossmatch C) ABO & RH typing a recipent D) Direct antiglobulin test (DAT) - Answers Direct antiglobulin test (DAT) A patient with bacterial meningitis would have neutrophils as a significant leukocyte population in the CSF - Answers True The direct antiglobulin test (DAT) is most unreliable when diagnosing hemolytic disease of the fetus a newborn due to which blood group system A)ABO B) Duffy C) Rh D) kidd - Answers ABO The causative agent of infectious mononucleosis attaches to a receptor on which of the following cells A) T helper cell B)B lymphocyte C) T suppressor cell D)NK cell - Answers B lymphocytes Epstein bar virus (EBV) because it up agent of infectious mononucleosis attaches to a receptor on B lymphocytes infectious mononucleosis is characterized by lymphocytes with the presence of many reactive lymphocyte (usually > 20%) Chloroquine Diphosphate can be used In blood banking for which of the following methodologies A)To remove antibody mound to read cells so that sells can further be tested B)To remove a specific antibody in serum or plasma C)To remove ABO antigens from cells D) to remove Rh antigens from cells - Answers To remove antibody bounce red cells so that cells can further be tested To remove IgG bound to red cells that were detected from a positive DAT Pictured are scattered acanthocytes, echinocytes, target cells, spherocytes, Schistocytes and a Howell Jolly Body. The condition in which each of these atypical RBCs may be found in the same patient's peripheral blood smear is A)Hemolytic anemia B)Postsplenectomy syndrome C)Disseminated intravascular coagulation DIC D)Thalassemia minor - Answers Postsplenectomy syndrome A peripheral blood smear with many my Lloyd cells was presented for morphology review toxic granulation and vacuoles in the neutrophil most likely represent which of the following conditions (Photo of a neutrophil with vacuoles and toxic granulation) A) septicemia B)Viral infection C)Tuberculosis D)Active allergies - Answers Septicemia Group O blood cannot be transfused with the person with "Bombay blood" type because the Bombay individual produces which of the following A)Anti-H B)Anti-A C)Anti-B D)H substances on his cells - Answers Anti-H Group O blood has the most H substance How many white blood cells (WBCs) would be considered normal for an adult cerebralspinal fluid A) any number of WBCs is considered abnormal B)0-5 WBCs/ul C)6-10 WBCs/ul D) up to 30 WBCs/ul - Answers In an adult 0-5 WBC's/ul is considered normal Children will have slightly higher cell counts up to 30 WBCs/ul B lymphocytes and T lymphocytes are derived from A) Hematopoietic stem cell B) Macrophages or monocytes C) mucosa associated them for tissue (MALT) D)Granulocytes - Answers Hematopoietic stem cell A college student is treated in the hospital for suspected meningitis which cells begin to fight in the cerebral spinal fluid CSF report for the cytospin field that is shown A)Monocytes B)Blast cells C)Lymphocytes D)Plasma - Answers Lymphocytes In viral meningitis the predominant cells that are seen are lymphocytes All the following are known as causes of aplastic anemia except A) viral infections B)Chemical