Blood Collection Procedure | Medical Lab Sample Drawing #209543 (License: Personal Use)

This illustration shows a sterile syringe withdrawing red blood into two clear glass test tubes, one partially filled and the other nearly full, indicating sequential sample collection. The setup reflects standard phlebotomy practice for hematology or chemistry panels, with proper tube labeling implied by the vertical markings. The clean, schematic style emphasizes clarity for educational or procedural documentation.

Used on healthcare provider websites, medical training portals, or lab service pages to explain blood draw procedures; matches user intent for understanding diagnostics, preparing for blood tests, or learning phlebotomy basics.