Topic 5 - Circulation

Question 1

what do arteries carry?

Answer 1

oxygenated blood

Question 2

what do veins carry?

Answer 2

deoxygenated blood

Question 3

what are the exceptions to the rule (arteries carry oxygenated, veins carry deoxygenated)?

Answer 3

the pulmonary artery and vein

Question 4

what does pulmonary mean?

Answer 4

to do with the lungs

Question 5

what does hepatic mean?

Answer 5

to do with the liver

Question 6

what does renal mean?

Answer 6

to do with the kidneys

Question 7

what carries blood from the lungs to the heart?

Answer 7

pulmonary vein

Question 8

what carries blood from the heart to the brain?

Answer 8

aorta

Question 9

what carries blood from the heart to the liver?

Answer 9

the aorta, then the hepatic artery

Question 10

what carries blood from the gut to the liver?

Answer 10

the hepatic portal vein

Question 11

what carries blood from the heart to the gut?

Answer 11

the aorta

Question 12

what carries blood from the heart to the kidneys?

Answer 12

the aorta then the renal artery

Question 13

what carries blood from the heart to the lungs?

Answer 13

pulmonary artery

Question 14

what carries blood from the brain to the heart?

Answer 14

vena cava

Question 15

what carries blood from the liver to the heart?

Answer 15

the hepatic vein, then the vena cava

Question 16

what carries blood from the kidneys to the heart?

Answer 16

the renal vein then the vena cava

Question 17

what is coronary heart disease (CHD)

Answer 17

when coronary arteries that supply the blood to the heart muscle get blocked by layers of fatty material building up. this causes arteries to become narrow, so blood flow is restricted and there’s a lack of oxygen going to the heart muscle

Question 18

what are the risk factors for CHD?

Answer 18

1. a diet high in saturated fat - can lead to fatty deposits forming in arteries
2. smoking
3. being inactive - can lead to high blood pressure, damaging artery lining.