a) Differentiate between arteries and veins. What are the importance capillaries in the circulatory
system?
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1
Answer:
Arteries carry oxygenated blood away from the heart to the body, and veins carry oxygen-poor blood back from the body to the heart. ... Capillaries are tiny, thin blood vessels that allow oxygen and nutrients to flow to nearby tissue.
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Answer:
Arteries carry oxygenated blood away from the heart to the body, and veins carry oxygen-poor blood back from the body to the heart. ... Capillaries are tiny, thin blood vessels that allow oxygen and nutrients to flow to nearby tissue.
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