Circulatory System Quiz
1. The liquid part of blood is the:
A
plasma
B
cells
C
arterial supply
2. The function of platelets is to:
A
carry oxygen
B
fight infection
C
clot blood
3. The red pigment in red blood cells is:
A
oxygen
B
haemoglobin
C
chlorophyll
4. The function of white blood cells is to:
A
fight infection
B
clot blood
C
transport gases
5. The blood vessel which carries blood away from the heart is the:
A
capillary
B
artery
C
vein
6. The smallest and most numerous type of blood vessel is the:
A
artery
B
capillary
C
vein
7. The blood vessel with valves is the:
A
artery
B
capillary
C
vein
8. In which side of the heart is oxygenated blood found?
A
right
B
left
C
both
9. The chambers at the top of the heart are the:
A
septum
B
ventricles
C
atria
10. The largest and strongest blood vessel in the body is the:
A
renal vein
B
pulmonary artery
C
aorta
11. Haemoglobin can attach to:
A
only oxygen
B
either oxygen or carbon dioxide
C
only carbon dioxide
12. The only artery containing deoxygenated blood is the:
A
pulmonary artery
B
hepatic artery
C
lymphatic artery
13. The blood supply to the heart muscle is via the:
A
cardiac artery
B
coronary artery
C
lymphatic vein
14. In the heart, the wall of the right ventricle is the:
A
thinnest wall
B
thickest wall
C
the same width as a heart valve
15. Where are blood cells made?
A
heart and lymph nodes
B
bone marrow and spleen
C
spleen and heart
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