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| Description: The Vascular System Is a Network of Flexible Continuous Tubing Running from the Heart to the Body's Tissues and Back. Arteries Distribute Oxygenated Blood, Capillaries Are the Sites of Oxygen–Nutrient/Waste Product Exchange, and Veins Return Blood to the Heart adventhtl Tunics media Tunic. intima Arterinl 13% of 7% of 64% of blood volem blood volam blood volem Picture Stats: Views: 102 Filesize: 295.56kB Height: 1112 Width: 1578 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=46205 |