Blood centrifugation - Study guides, Class notes & Summaries

The most commonly performed test for anticoagulation therapy is: - the prothrombin time If a urine specimen cannot be tested within ________ it should be refrigerated. - 1 hour Insufficient centrifugation while performing a microhematocrit will result in: - a false increase in hematocrit value A decrease in the number of white blood cells is known as: - leukopenia Which urine parameter would be abnormal when a patient has been fasting? - ketones Patients with uncontrolled diabetes will hav...

Insufficient centrifugation will result in: A. A false increase in hematocrit (Hct) value B. A false decrease in Hct value C. No effect on Hct value D. All of these options, depending on the patient Answer A Insufficient centrifugation does not pack down the red blood cells; therefore, the Hct, which is the volume of packed cells, will increase. Variation in red cell size observed on the peripheral smear is described as: A. Anisocytosis B. Hypochromia C. Poikilocytosis ...

PATH2220 Final Exam - Learning outcome- based Questions and Answers 2024 define key terms associated with the pathological basis of disease such as disease, aetiology, pathogenesis - Answer- Disease = abnormal condition where normal function (homeostasis) of body part/organ is disturbed Aetiology = cause of disease/condition (inherited/acquired) Pathogenesis = manner of development of disease - cellular events / changes / reactions caused by aetiology that alter normal cellular processes ...

Phlebotomy Exam Questions with 100% Correct Answers Verified | Updated 2024/2025 A condition in which the concentration of blood cells is increased in proportion to the plasma. Hemoconcentration The destruction of dissolution of red blood cells, with subsequent release of hemoglobin. Hemolysis The liquid portion of whole blood that contains active clotting agents. Plasma The liquid portion of the whole blood that remains after the blood has clotted. Serum A material that...

ASCP BOC EXAM Study Guide from the mobile app | Questions and Correct Answers | Latest Update 2024/2025 | 100% PASS When using an electronic cell counter, which of the following results can occur in the presence of a cold agglutination? a) increased MCV and decreased RBC b) increased MCV and normal RBC c) decreased MCV and increased MCHC d) decreased MCV and RBC - Answer -a) increased MCV and decreased RBC Cerebrospinal fluid for glucose assay should be: a) refrigerated b) analyzed imm...

NHA Phlebotomy Exam Questions & Answers Blue stopped tubes are used primarily for the following assay: - ANS-PT Sodium heparin is the anticoagulant most commonly found in which of the following tubes? - ANS-Green Yellow-stoppered tubes are generally used for: - ANS-Blood Cultures The liquid portion of the blood collected from a red-stoppered tube following centrifugation is: - ANSSerum A phlebotomy quality assurance program may include each of the following except: - ANS-Abnormal glucose...

When using an electronic cell counter, which of the following results can occur in the presence of a cold agglutination? a) increased MCV and decreased RBC b) increased MCV and normal RBC c) decreased MCV and increased MCHC d) decreased MCV and RBC - a) increased MCV and decreased RBC Cerebrospinal fluid for glucose assay should be: a) refrigerated b) analyzed immediately c) heated to 56 degree C d) stored at room temp after centrifugation - b) analyzed immediately The major crossmatch will...

Medical Procedures Chapter 7 (NRCMA) Exam Questions & Answers 2024 When performing a finger puncture the first drop of blood should be - ANSWER-wiped away Serum - ANSWER-is the liquid portion of whole blood after the blood has been allowed to clot and the solid and the liquids portions have been separated by centrifugation The packed red blood cell volume is determined by - ANSWER-performing a hamatocrit test Hayens solution id used in the determination of - ANSWER-red blood cell p...

Phlebotomy Certification Tested Questions With Correct Answers | 100% Pass!! Blue stoppered tubes are used primarily for the following assay: - ANSWER PT Sodium heparin is the anticoagulant found in which of the following: - ANSWER Green Yellow stoppered tubes are used for: - ANSWER Blood cultures The liquid portion of the blood collected from a red stoppered tube following centrifugation is : - ANSWER Serum A phlebotomy quality assurance program may include each of the following ...

BOC Clinical Chemistry Questions and Answers Already Passed d (Diagnosis of hypoglycemia in adults.) 1) Following overnight fasting, hypoglycemia in adults is defined as a glucose of: a. <70 mg/dL (<3.9 mmol/L) b. <60 mg/dL (<3.3mmol/L) c. <55 mg/dL (<3.0mmol/L) d. <45mg/dL (<2.5mmol/L) a (GTT diet preparation.) 3) The preparation of a patient for standard glucose tolerance testing should include: a. a high carbohydrate diet for 3 days b. a low carbohydrate diet for...