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malfutka [58]
3 years ago
14

Veins have valves which allow blood to flow only in one direction. Arteries do not have valves. Yet the blood flows in one direc

tion only. Can you explain why? ​
Biology
2 answers:
Valentin [98]3 years ago
8 0

Answer:

Arteries carry oxygenated blood away from the heart. Veins carry the blood back to the heart. 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.

Explanation:

faltersainse [42]3 years ago
7 0

Answer:

Arteries carry oxygenated blood away from the heart. Veins carry the blood back to the heart. 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.

hope it will help you

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