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Thin smears of blood are needed to investigate hematological problems or disorders of the blood. It is also used to identify the parasite within the blood. Thick films enables the microscopist to screen the blood of a larger volume. They are more sensitive than the thin film.
A human blood smear typically has a thin, elongated shape on a glass slide. The thin layer of blood is spread evenly across the slide to allow for visual examination under a microscope. This shape allows for a clear view of the different types of blood cells present in the sample.
a frog blood smear reveals that its red blood cells are ovoid in nature as compared to the human RBCs that are spherical in nature. i think that's the main difference that u will find with a frog blood smear
sBoth thick and thin blood smears are taken from the finger tip of earlobe of malaria patient. This smear is kept in water to dissolve and remove the haemoglobin from the slide. The slide is stained and visualised under oil immersion lens to see the malaria parasites directly.
The essence of making a thin smear is to spread a sample of cells, bacteria, or other substances onto a slide in a very thin layer. This allows for microscopic examination of the sample, so that individual cells and components can be observed. Making a thin smear involves taking a small sample of the material, suspending it in a liquid, and using a microscope slide to spread the sample evenly across the slide. The sample must be spread thinly enough so that individual cells are visible. When the slide is stained, the thin smear allows individual cells to be identified and counted. Making a thin smear is a fundamental part of many laboratory procedures, such as microscopic examination of blood or body fluids, or bacterial culturing.
Blood
It's not unusual for women to have a small amount of bleeding with their pap smear. On its own, blood in the pap smear has no clinical significance.
The area of a blood smear that is tested is called the peripheral blood smear. It is a sample of blood that is spread thinly on a glass slide for examination under a microscope to evaluate the number, shape, and size of blood cells.
Blood viscosity is the most important efect on blood velocity. Viscosity meaning how thin or thick the blood is. Velocity meaning the flow of blood. If the blood is too thick it's velocity will be slow. If the blood is thin, the blood will flow faster.
no sign from the teacher.
An acceptable blood smear is one that displays a well-defined distribution of cells, allowing for clear visualization and assessment of red blood cells, white blood cells, and platelets. It should have a thin, even layer of cells, with no excessive clumping or overlapping, and should ideally cover about 50-75% of the slide. The edges of the smear should taper off to a feathered edge, and the cells should be adequately stained to observe their morphology. Properly prepared smears facilitate accurate diagnosis and analysis in hematology.
A thin smear is important because it allows for a more even distribution of cells, making it easier for pathologists to examine and identify any abnormalities. This technique reduces the likelihood of overlapping cells and provides clearer visibility, improving diagnostic accuracy. Additionally, thin smears can facilitate faster processing and interpretation, leading to timely results for patients. Overall, thin smears enhance the reliability of cytological evaluations.