c) A manual white blood cell (WBC) count was performed. A total of 280 cells were counted in all 4-mm2 squares of a Neubauer-ruled chamber. A 1:20 dilution was used. Calculate the manual WBC count.

Q: What name of RBC precursor??

A: RBCs are the red blood cells which is present in blood and is produced from bone marrow. These cells…

Q: What causes red blood cells to lyse in an incompatible transfusion?

A: Antibody antigen reaction causes red blood cells to lyse in an incompatible transfusion.

Q: raw the different white blood cells that are normally found in peripheral blood and in a tabulated…

A: White blood cells (WBCs), also called leukocytes, are the cells of the immune system that are…

Q: If you have to prepare 4 nM solution of human IgG ( immunoglobuline) which has molecular mass of 150…

A: The number of moles of a solute present in one liter of the solution is called the molarity of that…

Q: What are the different technical considerations in performing the serum protein electrophoresis…

A: Electrophoresis is valuable as diagnostic tool in clinical laboratory. The principle involves the…

Q: A total of 1,000 cells were counted from 5 squares of the hemocytometer. Of these, 20 are trypan…

A: Hemocytometer is a device which is made up of a glass which is thick and a microscopic slide that…

Q: Southern Blotting & Detection of sickle cell disease: - Please label the figure and discuss each…

A: Sickle cell is an autosomal recessive disorder and caused by mutation in codons that code for the…

Q: Is knowing the ABO blood type of a potential blood donor enough to determine a suitable match?…

A: The process of identification of blood compatibility during blood transfusion is known as cross…

Q: What is blood typing?

A: Blood is a body fluid in humans and other animals. It delivers necessary substances such as oxygen…

Q: What is the normal range for a reticulocyte count?

A: Reticulocytes is the immature form of red blood cells.  Normal range of reticulocytes in adults 0.5…

Q: What happens to the WBC count when you have an infection? Why?

A: White blood cells (WBC) are immune cells in our bodies that are found in the bloodstream. They're…

Q: Why do you think defibrnated blood is commonly used as the representative of blood sample in most…

A: The blood possesses an insoluble protein called fibrin, which is formed from fibrinogen produced by…

Q: In hematology laboratory, automation has been the ongoing trend in terms of cell sorting and…

A: In hematology laboratory, automation performed as an improved accuracy of results and it has the…

Q: How would hemolysis of a blood sample impact the complete blood count?

A: Hemolysis will occur if the concentration of free Haemoglobin in blood is greater than 0.3 grams per…

Q: In details, state what the key aspects of the Haemotocrit/Packet cell volume( PCV) technique are…

A: Packed cell volume or PCV is the proportion of blood which is occupied by red blood cells and is…

Q: how Life cycle of Red Blood cell works?

A: Hematologic system comprises blood, blood vessels, and blood-forming organs. Blood is a fluid…

Q: How does a positive ASO test for sickle-cell anemia ?

A: Sickle cell anemia is a disease in which the body produces red blood cells that are shaped like…

Q: What is a capillary action? Why is this principle important in blotting techniques?

A: Capillary action is the process where liquids like water move up through a solid material like tubes…

Q: Why is DNA testing used for a patient with sickle cell anemia

A: Sickle cell anemia follow autosomal recessive inheritance.

Q: A typical tissue is 20 cm, with 4 cm of bone and 16 cm of muscle. With an incident x-ray energy of…

A: Given typical tissue is 20 cm 4 cm of bone 16 cm of muscle an incident x-ray energy of 70 kEV

Q: Why does an Hfr * F- mating not yield two Hfr cells?

A: Conjugation is the process of genetic material transfer between two bacterial cells through direct…

Q: What is the HDN ? and Explain it

A: HDN is a blood disorder.

Q: 1. Is WBC Differential Counting should no longer be done manually?

A: Blood is a circulating biological fluid that flows within the blood vessels throughout the body. It…

Q: Your patient shows poor performace on the Wisconsin Card sorting test and shows strong…

A: Schizophrenia is a dangerous mental illness in which patients have aberrant perceptions of reality.

Q: What types of controls are used for the slide agglutination?

A: A protein produced by the immune system of body when it detects harmful substances is called…

Q: Would this be considered coagulase positive or negative? The media did not solidify but there was a…

A: Coagulase test Coagulase refers to an enzyme formed by microbes that converts the fibrinogen to…

Q: What is the principle of :Density gradient centrifugation technique that commonly used for the…

A: For mononuclear cell isolation, the density gradient centrifugation is performed

Q: What is an AG/CT step?

A: AG/AC step : An AG/CT step is a dinculeotide with complementary base pairs that is a part of…

Q: Can WBC Differential Counting should no longer be done manually? Provide evidence.

A: White blood cells are also known as leukocytes. white blood cells are the cells of the immune system…

Q: There are eight problems below.  The three circles in each row represent the results you received…

A: All cells in the body have a combination of substances known as antigens on their surfaces. The…

Q: How do we diagnose a parasitic or bacterial infection through a white blood cell test?

A: There are three types of cells present in the blood. “White blood cells” (WBC) are one of them. They…

Q: What are BAC vectors?

A: Cloning vectors are the vehicles that are used in carrying the foreign DNA molecules. The cloning…

Q: Given the following serological pipets: A. 10 mL – Increment is 1/10 B. 5 mL – Increment is 1/10 C.…

A: Micropipettes are essential laboratory equipment that are used to measure and transfer accurate and…

Q: Why is it necessary to match the donor’s and the recipient’s blood before a transfusion is given?

A: The blood's job is to flow throughout the body, carrying nutrients and oxygen to cells while also…

Q: Which characteristics of normal blood is difficult to be produced artificially?

A: Artificial blood is made to act as a substitute for red blood cells.  Whereas true blood serves…

Q: What type of anemia will likely result to systemic hemosiderosis?     microcytic macrocytic…

A: Anemia is defined as a reduction in red cell mass or hemoglobin content of the blood that is less…

Q: Why do erythrocytes on the slide appear as circular structures with pale centres?

A: erythrocytes are RED blood cells , which are the most abundant cells in blood . they have hemoglobin…

Q: What are some sources of error in the slide method of typing blood?

A: Karl Landsteiner gave the ABO blood grouping for humans where he divided the blood groups on the…

Q: Which test measures the average size of red blood cells?

A: Red blood cells(RBCs) or erythrocytes are blood cells containing a protein called haemoglobin which…

Q: Why is a viable count more sensitive than a microscopic count?What major assumption is made in…

A: There are various methods of counting microbial growth. The methods are based on different…

Q: Is the patient anemic at this time and, if so, is the anemia normocytic, microcytic, or macrocytic?…

A: In this question asked about anemia .  Detailed solution in step 2.

Q: why neutrophil apper lighter under microscop ?

A: Neutrophile: These are granulocytes which forms 40 to 70 % of the white blood cells in humans. They…

Q: Which test measures percentage of hemoglobin within each red blood cell?

A: Haemoglobin, Hb is the iron-containing oxygen-transport metalloprotein in red blood cells. It is…

Q: Which test measures platelet size?

A: Platelets, also known as thrombocytes, are small blood cells that aid in the clotting of blood. The…

Q: Why is it essential to match the blood groups of donors and receiver person before arranging…

A: Blood is composed of three types of cells- erythrocytes (also called as RBCs) which are the oxygen…

Q: What are the three components visible in a centrifuged blood sample?

A: Centrifugation is a widely used technique for separating solid particles distributed in liquid…

Q: Do you think WBC Differential Counting should no longer be done manually?

A: We know that The differential counting of WBCs is a screening method by quantifying the percentage…

Q: What characteristics of normal blood is difficult to reproduce in artificial blood?

A: Artificial blood is a product made to act as a substitute for red blood cells. While true blood…

Hematology

Hematology is the branch of biology. Hematology is the medical field that deals with the treatment of blood disorders and cancers, such as hemophilia, leukemia, lymphoma, and sickle-cell anemia. Hematologists and hematopathologists are medical professionals who specialize in illnesses of the blood and its components.