Science, asked by subashbhatia4, 4 months ago

why do veins have walves, whereas arteries dont have?​

Answers

Answered by MrWanderer
0

ʜᴇʏᴀ...!!

Veins carry the blood back to the heart. ... Unlike arteries, veins contain valves that ensure blood flows in only one direction. (Arteries don't require valves because pressure from the heart is so strong that blood is only able to flow in one direction.)

ʜ ɪ ʜʟs..!!

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