Blood test
Blood is drawn from a vein (venipuncture), usually from the inside of the elbow or the back of the hand. A needle is inserted into the vein, and the blood is collected in an air-tight vial or a syringe. Preparation may vary depending on the specific test.
Review Date: 05/07/2009
Reviewed By: David C. Dugdale, III, Professor of Medicine, Division of General
Medicine, Department of Medicine, University of Washington School
of Medicine. Also reviewed by David Zieve, MD, MHA, Medical
Director, A.D.A.M., Inc.
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How to Prepare Fruits and Vegetables to Prevent Nutrient Loss
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Fruits and vegetables are full of vitamins and...
