NEET Biology Body Fluids And Circulation Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Question & Answer Discuss:

You are required to draw blood from a patient and to keep the blood in a test tube for analysis of 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?

(a) Test tube containing calcium bicarbonate

(b) Test-tube containing heparin

(c) Chilled test-tube

(d) Test-tube containing sodium oxalate