HEMATOLOGY

Hematology Exam 1 MLS 100+ QUESTIONS AND COMPLETE SOLUTIONS 2023. 1. Protoporphyrin ring is the backbone of what?: Heme Molecule 2. Protoporphyrin combines with what to make Heme?: Fe++ or Ferrous Iron 3. Hemoglobin and Ferric Iron =: Methemoglobin 4. Hemoglobin + CO2 =: Carbaminohemoglobin 5. 1 g Hbg contains how much O2: 1.34 mL O2 6. 1g Hgb contains how much iron?: 3.47 mg Fe 7. Drabkin's reagent is used in what method of hemoglobin measurement?- : Cyanmethemoglobin 8. This reagen...

Function of Blood correct answer: -Transports oxygen from the lungs. -Brings nutrients from GI tract to the cells -Protects the body from dangerous micro-organisms -Promotes hemostasis/Blood clotting -Regulates body temp Blood Forming Organs correct answer: Bone marrow Thymus Spleen Liver Lymph nodes Hematopoiesis correct answer: Process of blood cell production. Takes place primarily in the bone marrow (flat bones and end of long bones in adults) Blood Components correct ans...

EDTA prevents clotting by _______ correct answer: chelating calcium EDTA is used in concentrations of ______ correct answer: 1.5 mg/1 mL of whole blood EDTA is used for which tests correct answer: CBC Total leukocyte WBC differential platelet count ______ removes calcium by precipitating it into a usable form correct answer: sodium citrate Sodium citrate is used for which tests correct answer: aPTT PT testing ESR Heparin acts as a substrate that inactivates _____ correct...

The light-colored zone adjacent to the nucleus in a plasmacyte is the: A. ribosome B. chormatin C. mitochondira D. Golgi area correct answer: D. Golgi area The majority of the iron in an adult is found as a constituent of: A. hemoglobin B. hemosiderin C. myglobin D. transferrin correct answer: A. hemoglobin The main function of the hexose monophosphate shunt in the erythrocyte is to: A. regulate the level of 2,3-DPG B. provide reduced glutathione to prevent oxidation of h...

Define Hematology correct answer: The science dealing with the morphology of blood and blood forming tissues and their physiology and pathology. State the difference in types of cells found in peripheral blood and bone marrow. correct answer: The peripheral blood contains mature leukocytes, mature erythrocytes, and mature platelets. The bone marrow contains immature precursor cells and matures cells. Identify the 3 types of cellular elements found normally in peripheral blood correct ans...

Components of a CBC correct answer: 1. Red Cell Count 2. Hemoglobin 3. Hematocrit 4. Indices - MCV, MCH, MCHC, RDW 5. White cell count 6. Platelet count 7. Differential Hematology correct answer: study of normal and pathologic aspects of blood and blood cell elements Hematopoiesis correct answer: process of blood cell formation Where are all blood cells derived from? What stage does it become committed to a specific type of blood cell? correct answer: pluripotential stem cell...

A patient comes to their PCP with pallor, fatigue, shortness of breath, and low blood pressure. What could be the hematological differential diagnosis? A. Hemolysis B. thrombocytopenia C. Anemia D. Splenomegaly correct answer: C. Anemia In order to make a differential diagnosis of abnormalities in the blood _______, WBC, platelets, and coagulation should be analyzed correct answer: RBC If a patient presents to their primary care physician with a social history of 36 cans of beer e...

Tests included in a CBC correct answer: WBC, RBC, Hgb, Hct, Platelet count, Differential WBC (Diff), Red blood cell indices What is the job of Plasma correct answer: Transports nutrients, antibodies, enzymes, and hormones to the tissues of the body, picks up wastes from tissues. Erythrocytes known also as? correct answer: red blood cells Red Blood Cells formed in? correct answer: formed in the red bone marrow of the ribs, sternum, skull, pelvic bone, and in the ends of the long bone...