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In arteriosclerosis, hardened arteries cannot expand to handle the blood that enters the vessel when the heart contracts. Therefore, pressure ________ in the artery and causes the heart to work _________.

User Sttwister
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2 Answers

2 votes

Answer:

a.) increases, more

User Puckhead
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5 votes
I think the answer is that pressure builds and causes the heart to work harder.
User Grinch
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