1) Which below is the function of blood vessels? a) Pump blood around the body. b) Holds all the materials needed for transport. c) Acts like pipes transporting blood around the body. d) None of the above. 2) All of the following are characteristics of arteries EXCEPT a) Small lumen b) Thick outer wall c) Inner wall composed of thick muscle and elastic fibres. d) Valves present. 3) Which below is TRUE concerning capillaries? a) Have a single layer of epithelium. b) Have a thick muscular walls. c) Have a large lumen. d) Valves present. 4) Which below is incorrect concerning the structure of veins? a) Have a large lumen. b) Have thin outer walls. c) Have valves present to prevent the backflow of blood. d) Have a single layer of epithelium. 5) The role of this blood vessel is to a) transport blood away from the heart. b) transport blood towards the heart. c) carry out diffusion of materials between the blood and tissues. d) Pump blood around the body. 6) This blood vessel a) connects arteries to veins. b) transports blood away from the heart. c) carry out diffusion of materials between the blood and tissues. d) carries blood towards the heart under low pressure. 7) This blood vessel is responsible for a) transporting blood away from the heart under high pressure. b) carrying blood towards the heart under low pressure. c) connecting arteries to veins. d) transporting blood to hard to reach areas such as tissues in the skin. e) diffusion of materials between the blood and the tissues. 8) Which statement is FALSE concerning arteries and veins? a) They are both blood vessels. b) They both contain valves. c) Their structure is composed of fibrous, elastic and muscular tissues. d) They both have a lumen. 9) Which statement is FALSE concerning veins and capillaries? a) They have no valves. b) They both have wide lumens. c) They both have narrow lumen. d) They are blood vessels. 10) The main artery is called the a) aorta b) pulmonary c) hepatic d) mesenteric e) iliac f) carotid 11) The ____________________ vein is the main vein. a) pulmonary b) vena cava c) hepatic d) iliac e) renal 12) The only artery which carries deoxygenated blood is the ___________________ artery. a) aorta b) hepatic c) carotid d) pulmonary e) iliac f) renal 13) Which vein below carries oxygenated blood? a) pulmonary b) hepatic c) vena cava d) renal e) iliac 14) White blood cells are able to squeeze between cells in my walls to sites of infections, who am I? a) Vein b) Artery c) Capillary d) Heart
Structure and Function of blood vessels
Higher Education/University Education
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