answersLogoWhite

0

Arteries do not have valves because the heart provides the pressure needed to send blood through the system. Veins have valves because venous pressure is often not great enough (as the blood must overcome gravity and other forces) to return the blood to the heart.

User Avatar

Wiki User

13y ago

What else can I help you with?

Related Questions

Do the arteries of limbs has valves?

No arteries have valves, only veins have valves to stop backflow.


What do veins have that arteries do not?

valves


What do arteries have that veins do not?

valves


Does arteries have valves to prevent back flow?

No, veins have the valves, arteries don't.


What do arteries contain that prevent the back flow of blood?

Nothing, it is only pressure that keeps blood moving in the right direction in arteries. Veins have valves that prevent backflow of blood, but arteries do not.


What statement is true of arteries?

Arteries carry blood with oxygen to the heart. Veins carry blood full of carbon dioxide to the lungs. Arteries have a thick wall. Veins have a thin wall. Arteries have no valves. Veins have valves.


What are the chambers connected by?

Veins, arteries or valves


Do the larger arteries contain valves to prevent the back flow of blood?

No, veins have the valves, arteries don't.


One-way valves are found in which blood vessels?

Veins. Veins are blood vessels that carry blood from tissues and organs back to the heart; they have thin walls and one-way valves.


What is the difference between the blood in the arteries and the blood in the veins?

Veins do not pulsate Arteries pulsate Veins can easily collapse Arteries do not collapse (except in shock) Veins contain valves Blood pressure is low in the veins and higher in the arteries


What is the major difference between arteries and veins?

Arteries carry blood away from the heart. Veins return blood to the heart.


Arteries contain valves that do what?

No arteries do not contain valves since there is enough pressure from the heart to force blood through these vessels without significant backflow between contractions.