5
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The Cardiovascular System

Question 5 • 24 - 25 CR - Biology B (0411KB)

Which items did you include?

Answer
A
Smoking narrows the blood vessels.
B
Smoking makes the heart work harder.
C
Smoking can lead to heart disease.
D
Smoking increases your heart rate and blood pressure.

Explanation

Smoking can narrow blood vessels and raise heart rate and blood pressure. These effects make the heart work harder and increase the risk of heart disease, so all four statements apply.

AI-written and checked against the verified answer.

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