| Blood Vessel | Function |
|---|---|
| Arteries | Artery carry oxygenated blood under high pressure from the heart to other parts of the body. |
| Veins | Veins carry deoxygenated blood from the organs and tissues back to the heart. |
| Capillary | Capillaries connect arteries and veins. |
| Name of Artery | Function |
|---|---|
| Aorta | Largest and principal artery which circulates oxygenated blood to all parts of the body through its branches. |
| Coronary Artery | A branch of Aorta which supplies oxygenated blood to the heart tissues. |
| Pulmonary Artery | Only artery which carries deoxygenated blood. It carries blood from the heart to the lungs for purification. |
| Carotid Artery | The artery which supplies oxygenated blood to the head and neck. |
| Superior Vena Cava | This vein returns deoxygenated blood from the head, arms and thorax to the heart. |
| Inferior Vena Cava | This vein returns deoxygenated blood from the abdomen and legs to the heart. |
| Coronary Vein | This vein returns deoxygenated blood from the heart muscles to the heart. |
| Pulmonary Veins | Four pulmonary veins, two from each lung carry oxygenated blood from lungs to the heart. |
| Jugular Veins | The vein that brings back deoxygenated blood from the head via the superior vena cava to the heart. |