Relier Pairs Circulatory System Review (D)Version en ligne In this review, you will be matching the terms and definitions. par Virtual School Bahamas 1 What is the role of the circulatory system? 2 This type of blood vessel has THICK walls to transport blood under high pressure. 3 How do veins make sure blood keeps moving in only ONE direction? 4 What is the role of veins? 5 This type of blood vessel has thin walls to carry blood under low pressure 6 What is the role of arteries? 7 What can you do to care for your circulatory system? With the use of VALVES Carry blood BACK to the heart. Carry blood AWAY from the heart. Arteries Circulate oxygen throughout the body and transport nutrients to cells Exercise, eat healthy and do not smoke Veins