Answered

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7. Explain how the structure of the arteries is related to their
functions? 3 marks

Sagot :

Answer:

1.Always carries blood away from the heart.

2.Carry blood under high pressure.

3. A type of supporting tissue called connective tissue provides strength.

4. Carry oxygenated blood, except for the pulmonary artery.\

5. Have thick muscular and elastic walls to pump and accommodate blood.

6. The channel in the blood vessel that carries blood - the lumen - is narrow.

Explanation:

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