Why do they draw so much blood for a blood test?
They draw adequate amount of blood so that all tests are performed there is no sample deficit
Last updated on 09 Dec 2024
Serum is the liquid that remains after the blood has clotted. Plasma is the liquid that remains when clotting is prevented with the addition of an anticoagulant.
blood sample from your veins
A blood test is a lab analysis of your health. You may have blood tests to keep track of how well you are managing a condition such as diabetes or high cholesterol. You may also have them for routine checkups or when you are ill.
Electrolyte Panel, Serum Electrolytes, Cl/K/NA
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