Complete blood count - Quiz
A) Tests that require long processing times B) Tests conducted only by laboratory technicians C) Tests conducted outside of the laboratory setting D) Tests conducted exclusively in specialized hospitals
A) It is faster than conventional methods B) It requires highly specialized personnel C) It uses more blood than standard tests D) It is more expensive than lab tests
A) Only in university lecture halls B) Only in a central research laboratory C) Only in pharmacies D) At a person's bedside or in a clinic
A) Microscope B) i-STAT C) HemoCue D) Centrifuge
A) By measuring blood conductivity B) By counting white blood cells C) By using manual visual inspection D) By using spectrophotometry
A) By calculating plasma volume B) By counting platelets manually C) By using spectrophotometry D) By estimating red blood cell concentration from conductivity
A) It provides a more accurate result than labs B) It is only available in large hospitals C) It requires no device calibration D) It is faster and requires less blood
A) They are too expensive to maintain B) The measurements correlate poorly with standard methods C) They cannot measure blood gas levels D) They require a full laboratory setting
A) Only professional phlebotomists B) Only board-certified pathologists C) Specially trained personnel are not required D) Only specialized laboratory scientists
A) No, hematology analyzers are only for labs B) Yes, but they cannot perform a differential C) No, they can only measure hemoglobin D) Yes, they can provide a complete blood count and differential
A) Hydrodynamic electrophoresis B) Spectrophotometry C) Flow cytometry D) Laminar chromatography
A) To chemically lyse the white blood cells. B) To isolate individual cells into a single file. C) To stain the cell nuclei for easier detection. D) To increase the concentration of the sample.
A) 640 nanometres B) 740 nanometres C) 340 nanometres D) 540 nanometres
A) Faraday's law B) Coulter principle C) Doppler effect D) Beer-Lambert law
A) Cellular size B) Cytoplasmic granulation C) Nuclear complexity D) Hemoglobin concentration
A) Hemoglobin stability B) Cellular volume C) Red blood cell count D) Cellular complexity
A) Oxyhemoglobin B) Myeloperoxidase C) Carboxyhemoglobin D) Cyanmethemoglobin
A) Coulter principle B) Fluorescent staining C) Artificial intelligence D) Radiofrequency analysis
A) Sodium citrate B) Heparin C) Saline D) EDTA
A) Muscle B) Vein C) Bone marrow D) Artery
A) Chemical titration B) Centrifugation only C) Automated analyzer D) Manual observation only
A) Arterial puncture B) Earlobe prick C) Heelprick D) Fingerstick
A) Manual blood culture B) Manual hematocrit test C) Manual platelet aggregation test D) Manual coagulation profile
A) Lymph nodes B) Arteries C) Capillaries D) Veins
A) Clinical blood screening B) Plasma analysis C) Full haemogram D) Hematology profile
A) 1–5% B) 10–25% C) Over 75% D) 40–50%
A) Louis-Charles Malassez B) Maxwell Wintrobe C) Karl Vierordt D) Wallace H. Coulter
A) Automated staining slide B) Hemocytometer C) Coulter counter D) Centrifuge
A) Electrical impedance B) Optical refraction C) Chemical titration D) Fluorescent labeling
A) Plasma B) Lymph C) Serum D) Interstitial fluid
A) Blood thinning medication B) Targeted hormone therapy C) Immunotherapy D) Chemotherapy
A) Fluoxetine B) Diazepam C) Lithium D) Clozapine
A) Thrombocytopenia B) Pancytopenia C) Leukemia D) Anemia
A) 97% B) 95% C) 99% D) 90%
A) Gram stain B) Romanowsky stain C) Acid-fast stain D) Wright-Giemsa stain
A) Multiple myeloma B) Malaria C) Sickle cell disease D) Microangiopathic hemolytic anemia
A) Schistocytes B) Toxic granulation C) Vacuolation D) Rouleaux
A) Using a spectrophotometer B) Counting cells in a hemocytometer C) Measuring blood absorbance on absorbent paper D) Centrifuging a filled capillary tube
A) Polycythemia B) Multiple myeloma C) Anemia D) Severe leukocytosis
A) Ethanol B) Ammonium oxalate C) Distilled water D) Saline
A) Electron microscope B) Light microscope C) Phase-contrast microscope D) Fluorescence microscope
A) Toxic granulation B) Cell size C) Hemoglobin content D) Total count
A) Multiple myeloma B) Babesiosis C) Polycythemia D) Leukemia
A) MCHC B) MCV C) WBC count D) Platelet count
A) No B) Only if the results are outside the threshold C) Yes D) Only upon request
A) Lack of internal quality control B) Lack of patient samples C) Logistical issues D) Inaccurate MCHC values
A) The patients themselves B) The local hospital board C) The instrument manufacturer D) The laboratory technicians
A) All patients have the same blood type B) The analyzer resets its own calibration daily C) Patient population characteristics remain roughly the same over time D) External quality samples are run every day |
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