Blood vessels

Question 1

function of arteries

Answer 1

carry oxygenated blood away from the heart

Question 2

characteristics of arteries

Answer 2

• thick muscular wall to absorb high blood pressure
• smooth muscle
• carry oxygenated blood apart from pulmonary artery

Question 3

function of veins

Answer 3

carry deoxygenated blood to the blood

Question 4

characteristics of veins

Answer 4

• large lumen
• valves to prevent back-flow
• carry oxygenated blood apart from pulmonary vein

Question 5

function of capilleries

Answer 5

gaseous exchange occurs here

Question 6

characteristics of capillaries

Answer 6

• large surface area

- 1 cell thick