10 Questions
What is the primary cause of lipemic serum?
Increase in lipids in the blood
What can be a result of improper handling during blood collection and processing?
Hemolyzed samples
Why is it necessary to re-centrifuge the tube for another minute?
To ensure no contamination from cellular blood elements
What is the purpose of covering the tubes with parafilm?
To prevent contamination
How long can serum samples be stored in the refrigerator?
2 to 3 days
What is the result of intravascular hemolysis?
Hemolyzed samples
What is the purpose of centrifugation in serum extraction?
To separate blood cells from serum
What should be avoided when transferring serum into a new test tube?
Disturbing the blood pellet
What is the primary purpose of blood group determination?
To determine the blood type
What is the first step in plasma extraction?
Sample collection
This quiz covers the steps of serum extraction and blood group determination in immunogenetics. Learn how to handle settled cell components and encounter gel-like substances after centrifugation.
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