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You are required to draw blood from a pa...

You are required to draw blood from a patient and to keep in it a test tube for analysis of blood cropuscles and plasma. You are also provided with the following four types of test tuebes. Which of them will you not use for the purpose.

A

Chilled test tube

B

Test tube containing heparin

C

Test tube containing sodium oxalate

D

Test tube containing calcium bicarbonate

Text Solution

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The correct Answer is:
D
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