The lungs (pulmonary means lung).
The main kind of blood vessels are Veins,Arteries, and Capillaries. Arteries carry oxygenated blood to other organs. Veins carry blood with carbon dioxide back to the heart. Capillaries connect Veins and Arteries and let oxygen out to the organs and carbon dioxide in to the veins.
The main kind of blood vessels are Veins,Arteries, and Capillaries. Arteries carry oxygenated blood to other organs. Veins carry blood with carbon dioxide back to the heart. Capillaries connect Veins and Arteries and let oxygen out to the organs and carbon dioxide in to the veins.
The main kind of blood vessels are Veins,Arteries, and Capillaries. Arteries carry oxygenated blood to other organs. Veins carry blood with carbon dioxide back to the heart. Capillaries connect Veins and Arteries and let oxygen out to the organs and carbon dioxide in to the veins.
The main kind of blood vessels are Veins,Arteries, and Capillaries. Arteries carry oxygenated blood to other organs. Veins carry blood with carbon dioxide back to the heart. Capillaries connect Veins and Arteries and let oxygen out to the organs and carbon dioxide in to the veins.
even though the arteries and veins aren't organs,they would be the heart,veins,and the arteries.
Capillaries are the structures that connect arteries to veins.
Capillaries. They are the microscopic tubes that connect the veins and the arteries.
cappillaries
capillaries
veins and arteries
Capillaries are the tiniest of the blood vessels. They connect arteries and veins.
Capillaries