BI-1157
Arteries, veins and capillaries
Biology · Secondary 3 · Hard · Arteries, veins and capillaries
Which statement correctly explains why varicose veins are much less common in arteries?
A) Arteries have valves that stop blood flowing backwards
B) Arteries carry blood at high pressure, so blood does not pool
C) Arteries have thin walls that allow blood to leak out
D) Arteries carry deoxygenated blood, so they do not swell
A) Arteries have valves that stop blood flowing backwards
B) Arteries carry blood at high pressure, so blood does not pool
C) Arteries have thin walls that allow blood to leak out
D) Arteries carry deoxygenated blood, so they do not swell
- Arteries have valves that stop blood flowing backwards
- Arteries carry blood at high pressure, so blood does not pool
- Arteries have thin walls that allow blood to leak out
- Arteries carry deoxygenated blood, so they do not swell
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