BSIP, LA / CABY.VALENCE / SCIENCE PHOTO LIBRARY BSIP, LA / CABY.VALENCE / SCIENCE PHOTO LIBRARY
Blood sampling. Nurse collecting a blood sample from a man's arm by venepuncture. Venepuncture is the process of puncturing a vein, in this case in order to collect a blood sample for testing. The blood was drawn out of the arm and into a vacuum-containing tube (vacutainer) in the barrel of the syringe.
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