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Major organs of the human body. Resin cast of the blood vessels of the lungs (top), heart (top, center), liver (light blue), gallbladder and biliary tract (yellow) and digestive tract (bottom). Arteries are colored red and veins blue.
Ralph Hutchings/Visuals Unlimited, Inc.
all images © Visuals Unlimited
Visuals Unlimited, Inc. specializes in, microscopy, healthcare, medical, wildlife, underwater, agriculture, and science stock photography.