AIPMT PRELIMS 2004 Zoology Blood and Circulation MCQ Question
You are required to draw blood from a patient and to keep it in a test tube for analysis of blood corpuscles and plasma. You are also provided with the following four types of test tubes. Which of them will you not use for the purpose?
Chilled test tube
Test tube containing heparin
Test tube containing sodium oxalate
Test tube containing calcium bicarbonate
Correct Answer
Detailed Explanation
Calcium bicarbonate can cause clotting of blood, making it unsuitable for storing blood samples for analysis.
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