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Hematology&Urinalysi
| Question | Answer |
|---|---|
| Normal hemoglobin range for adult male | 13.5-18g/dL |
| Normal hemoglobin range for adult female | 11.5-16g/dL |
| Hemoglobin F is composed of what? | 2alpha and 2gamma globulins |
| A measure of the variation in cell size. | RDW |
| Lead poisioning may lead to _____ anemia. | sideroblastic |
| What WBCs play a role in producing antibodies? | Lymphocytes (primarily Blymphs and plasma cells) |
| ____ ____ cells give rise to all bone marrow cells. | Hematopoietic stem cells |
| What is termed "the process of stopping bleeding"? | Hemostasis |
| What test detects or measures platelet function? | Bleeding Time test |
| Development of a monocyte from most immature to mature... | monoblast, promonocyte, monocyte |
| RBC inclusion only seen with a supravital stain | Reticulocyte |
| How many lobes of the vucleus does the mature neutrophil usually have? | 3-5 |
| Which cell has a clearing halo around the nucleus? | Plasmocyte |
| What does MCHC stand for? | Mean Corpuscular Hemoglobin Concentration |
| What stain stains iron granules in RBCs? | Prussin Blue |
| How do you correct a WBC count? | WBCx100/#of NRBC+100 |
| The most indicative cast of the end stage of renal disease. | Waxy cast |
| Parasite that exhibits rapid motility in urine sediment | Trichomonas vaginalis |
| Mineral present in plasma; essential for normal coagulation | Calcium |
| Acute DIC is characterized by what? | Hypofibrinogenemia |
| Which urinary casts appear to have a brittle consistancy? | Waxy cast |
| Red cell fragmentation | Schistocyte |
| What is the Coulter principle based on? | electrical impedence |
| Neutrophils with 2 or fewer lobes are defined as... | Hyposegmented |
| Formula for MCV | Hctx10/RBCcount |
| Formula for MCH | Hgbx10/RBCcount |
| Formula for MCHC | Hgb/Hct x100 |
| When are auer rods seen in WBCs? | ALL & CML |
| White precipiate in basic urine | Amorphous Phosphate |
| On a differential, what is the term for decreased neutrophils and increased lymphocytes? | Flipped Diff |
| Normal range for MCV | 80-100fL |
| Normal range for MCH | 27-32pg |
| Normal range for MCHC | 32-36% |
| A patient with macrocytosis, anemia, leukopenia and thrombocytopenia most likely has what? | Vitamin B12 deficiency |
| In synovial fluid, what is the most characteristic finding in gout? | monosodium urate crystals |
| Urine microscopic constituent that differentiates between cystitis and pyelonephritis | WBC casts |
| Given the following info, what is the likely diagnosis? MCV-105fL MCH-33pg MCHC-33% | Pernicious Anemia |
| Westergren & Wintrobe tubes are used in what test? | Sed rate (ESR) |
| Nuclear degeneration appearing as an exploded nucleus, associated with apoptosis | Pyktosis |
| Normal range hematocrit for adult male | 40-54% |
| Normal range hematocrit for adult female | 37-47% |
| An abnormal type of granulation seen in segmented neutrophils in severe infections | toxic granulation |
| Decreased MCHC is defined as... | Hypochromic |
| Increased MCHC is defined as... | Hyperchromic |
| 90% of adult hemoglobin is Hgb__. | A |
| The period of useful function of the RBC in peripheral blood is ___-___ days. | 100-140 (avg 120) |
| For coag studies, the ratio of anticoagulant to blood should be __:__. | 1:9 |
| Histamine and heparin are found in the granules of what WBC? | Basophil |
| What will decrease if urine is allowed to sit for prolong periods at room temp? | Glucose |
| Atypical lymphs are commonly seen in what condition? | Infectious Mono |
| This cell is said to have a "fried egg" appearance with an eccentric nucleus, deep basophilic cytoplasm, and perinuclear zone | Plasma cell |
| Which coagulation factors are affected by coumarin drugs? | II, VII, IX, X |
| In an individual with a normal RBC count and RBC indices, the ratio of hct to hgb would be what? | 3:1 |
| The total number of a WBC type compared with the total number of leukocytes | Absolute count |
| ______ granules may be seen in normal lymphocytes. | Azurophilic |
| What is added to urine to lyse RBCs? | Acetic acid |
| The stage in the maturation series where hemoglobin is first produced | Rubricyte |
| When performing an APTT, the coag analyzer mixes patient's plasma with what? | Phospholipid and Calcium |
| What is a urine indicator of renal abnormality? | Protein |
| Excessive leukocyte reponse to a stimulus other than leukemia | Leukemoid reaction |
| What are clue cells a form of? | Squamous epithelial cells |
| Name of a cell 3xs as large as an RBC with a large, round nucleus and very little cytoplasm; nucleoli and large granules also present. | Blast |
| Which supravital stain is used for retics? | Brilliant Cresyl Blue |
| An increased hemoglobin indicates what? | Polycythemia |
| Smudge cells are seen on the differential of patients with what? | CLL |
| In pernicious anemia, the body fails to absorb vitB12 due to the lack of what? | Intrinsic factor |
| Optical detection is based on what? | laser and light scatter |
| A neutrophilic cell with an indented nucleus is called a ________. | metamyelocyte |
Created by:
ElizabethK
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