2 Nov 2021
Problem 03
Page 1171
Section 40.1: Visual Connection Questions
Chapter 40: The Circulatory System
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2 Nov 2021
Background and context
The blood vessels that return blood to the heart are known as veins. Veins are designed to convey deoxygenated blood; however, pulmonary veins transfer oxygenated blood from the lungs to the heart; therefore they are an exception.
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