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Can you remix centrifuged whole blood specimens?
No, it is not recommended to remix centrifuged whole blood specimens as it can affect the accuracy of test results due to potential cell lysis and mixing of plasma/serum with cellular components. It is best to follow the specific instructions provided for each test to ensure accurate results.
Where do erythrocytes end up when a tube of blood is centrifuged?
When a tube of blood is centrifuged, erythrocytes end up on the bottom of the tube.
How is blood centrifuged in hospitals?
no idea thats what im searching for /:
Name three layers of a centrifuged blood?
Plasma, buffy coat, and red blood cells are the three layers of centrifuged blood. Plasma is the top layer consisting of water, electrolytes, and proteins. The buffy coat is the thin middle layer containing white blood cells and platelets. Red blood cells form the bottom layer.
The medical test in which a centrifuge is used to separate whole blood into formed elements and a liquid fraction is called?
Many medical tests require the blood to be centrifuged prior to analysis. However, the hematocrit is completed after only the centrifuging process. The hematocrit measures the volume of the formed elements of the blood as a percentage of whole blood volume.
What color tubes should not be centrifuged?
Certain colored tubes, such as those containing EDTA (lavender or purple top tubes) or citrate (light blue top tubes), should not be centrifuged if they are being used for specific tests that require whole blood. Additionally, blood culture bottles should also not be centrifuged, as the presence of air and the integrity of the sample are crucial for accurate microbial growth. Always refer to specific laboratory protocols for guidance on handling different tube types.
When determining the you will centrifuge whole blood in order to allow the formed elements to sink to the bottom of the sample?
The hematocrit is calculated by centrifuging whole blood to measure the volume of the formed elements. Many other lab tests require the blood to be centrifuged first, but the hematocrit is the test that can be done solely through centrifuging and measuring.
What is the layer immediately beneath the plasma in a sample of centrifuged blood?
Mononuclear cells
How do you obtain blood serum?
Blood serum can be obtained by collecting a blood sample from a vein and allowing it to clot. The sample is then centrifuged to separate the serum from the rest of the blood components. Serum is the liquid component of blood obtained after clotting, which does not contain cells or clotting factors.
Why does blood need to be centrifuged?
The centrifuge separates the plasma from the platelets.
Does blood separate into three layers when Centrifuged?
yes. Blood separates into, from top to bottom, plasma, white blood cells/ platelets, and red blood cells.
What may happen if blood collected without an additive is centrifuged before it has completely clotted?
If blood collected without an additive is centrifuged before it has completely clotted, the resulting serum may be contaminated with fibrinogen and other clotting factors. This can lead to inaccurate laboratory test results, particularly for tests that require serum free of clotting components. Additionally, premature centrifugation can cause hemolysis of red blood cells, further complicating analysis and interpretation. Proper clotting time is crucial to ensure the accuracy and reliability of blood test outcomes.
