After centrifugation - Study guides, Class notes & Summaries

Molecular Cell Biology Final EXAM QUESTIONS AND CORRECT ANSWERS(VERIFIED ANSWERS)|AGRADE Separation of most blood cells is difficult, if not impossible, to achieve because they have similar properties and/or densities. What procedure is used to separate T-cells of the immune system from the many other different types of white blood cells or spleen cells? What feature of the T-cell facilitates the isolation protocol? Describe how this procedure is performed. - ANSWER- Flow cytometry is used to...

1. A patient with multiple myeloma has the following reactions in the ABO typing: Anti-A= w+ Anti-B = w+ Anti-A,B = w+ Auto control = w+ A1 Cells = 4+ B cells = 4+ What is probably causing these results? A. Rouleaux B. Subgroup of A C. Patient has hypogammaglobulinemia D. Patient has selective IgA deficiency - ANSWER-A 2. An antibody screen utilizing polyethylene glycol (PEG) was performed. Reaction readings of this antibody screen are analyzed after immediate spin and again at 3...

The process of cell division that ensures that each of the two daughter cells receives the same number of chromosomes as the parent cell is known as... Meiosis Replication Mitosis Non-Disjunction Crossing Over - Mitosis The portion of the cell cycle during which the chromosomes are replicated is called... G1 G2 S M Prophase - S __________ uses a genetic cross to determine patterns of inheritance Population Genetics Transmission Genetics Molecular Gene...

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...

which method will best prevent the spread of hospital acquired infections? a. place the patient in barrier precaution isolation b. always process samples in a biohazard cabinet c. proper hand washing technique in-between patients d. change lab coat between patients - ANSWER-proper and washing technique in between patients which is not appropriate for the safe use of an autoclave? a. stapling the autoclave bags shut before loading b. using a spore control once a week c. daily cleaning o...

Which one of the following statements about acetaminophen metabolism is false? Choose the single best answer A. It is metabolized in the kidney B. It is largely metabolized in the liver to glucuronide and sulfonate conjugates C. A small amount is metabolized via cytochrome oxidase to a reactive benzoquinoneimine intermediate D. This intermediate becomes toxic to the liver once tissue glutathione becomes depleted A; The benzoquinoneimine intermediate produced in the liver as a result o...

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...

Which one of the following statements about acetaminophen metabolism is false? Choose the single best answer A. It is metabolized in the kidney B. It is largely metabolized in the liver to glucuronide and sulfonate conjugates C. A small amount is metabolized via cytochrome oxidase to a reactive benzoquinoneimine intermediate D. This intermediate becomes toxic to the liver once tissue glutathione becomes depleted - ANSWER-A; The benzoquinoneimine intermediate produced in the liver as a...

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 immediately c) heated to 56 degree C d) stored at room temp after centrifugation - ANSWER b) analyzed immediately The ...